diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82815038c6..9262355047 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,18 @@
 
   See [\#2154](https://github.com/boutproject/BOUT-dev/pull/2154).
 
+## [v4.4.2](https://github.com/boutproject/BOUT-dev/tree/v4.4.2) (2021-12-15)
+
+[Full Changelog](https://github.com/boutproject/BOUT-dev/compare/v4.4.1...v4.4.2)
+
+**Merged pull requests:**
+
+- CMake: option to ignore a conda environment; fix for PVODE [\#2494](https://github.com/boutproject/BOUT-dev/pull/2494) ([johnomotani](https://github.com/users/johnomotani))
+- CMake fixes for netCDF [\#2493](https://github.com/boutproject/BOUT-dev/pull/2493) ([johnomotani](https://github.com/users/johnomotani))
+- Fix bug in PetscLib that broke no-PETSc builds [\#2492](https://github.com/boutproject/BOUT-dev/pull/2492) ([johnomotani](https://github.com/users/johnomotani))
+- Remove tests depending on UB [\#2491](https://github.com/boutproject/BOUT-dev/pull/2491) ([j-b-o](https://github.com/users/j-b-o))
+- Make cmake submodule update work with older versions of git [\#2490](https://github.com/boutproject/BOUT-dev/pull/2490) ([johnomotani](https://github.com/users/johnomotani))
+
 ## [v4.4.1](https://github.com/boutproject/BOUT-dev/tree/v4.4.1) (2021-12-15)
 
 [Full Changelog](https://github.com/boutproject/BOUT-dev/compare/v4.4.0...v4.4.1)
diff --git a/CITATION.cff b/CITATION.cff
index afe80ccc80..774617626a 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -164,11 +164,11 @@ authors:
   - family-names: James
     given-names: Toby
 
-version: 4.4.1
-date-released: 2022-01-13
+version: 4.4.2
+date-released: 2022-03-03
 repository-code: https://github.com/boutproject/BOUT-dev
 url: http://boutproject.github.io/
-doi: 10.5281/zenodo.5776785
+doi: 10.5281/zenodo.6325664
 license: 'LGPL-3.0-or-later'
 references:
   - type: article
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c0c766beeb..ccb3a0d230 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ endif()
 
 # CMake currently doesn't support proper semver
 # Set the version here, strip the prerelease identifier to use in `project`
-set(BOUT_FULL_VERSION 4.4.1)
+set(BOUT_FULL_VERSION 4.4.2)
 string(REGEX REPLACE "^([0-9]+\.[0-9]+\.[0-9]+)-.*" "\\1" BOUT_CMAKE_ACCEPTABLE_VERSION ${BOUT_FULL_VERSION})
 
 project(BOUT++
diff --git a/configure b/configure
index e3b593a507..71f9f8efb2 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for BOUT++ 4.4.1.
+# Generated by GNU Autoconf 2.69 for BOUT++ 4.4.2.
 #
 # Report bugs to <bd512@york.ac.uk>.
 #
@@ -580,8 +580,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='BOUT++'
 PACKAGE_TARNAME='bout--'
-PACKAGE_VERSION='4.4.1'
-PACKAGE_STRING='BOUT++ 4.4.1'
+PACKAGE_VERSION='4.4.2'
+PACKAGE_STRING='BOUT++ 4.4.2'
 PACKAGE_BUGREPORT='bd512@york.ac.uk'
 PACKAGE_URL=''
 
@@ -1401,7 +1401,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures BOUT++ 4.4.1 to adapt to many kinds of systems.
+\`configure' configures BOUT++ 4.4.2 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1466,7 +1466,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of BOUT++ 4.4.1:";;
+     short | recursive ) echo "Configuration of BOUT++ 4.4.2:";;
    esac
   cat <<\_ACEOF
 
@@ -1614,7 +1614,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-BOUT++ configure 4.4.1
+BOUT++ configure 4.4.2
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2195,7 +2195,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by BOUT++ $as_me 4.4.1, which was
+It was created by BOUT++ $as_me 4.4.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -16254,7 +16254,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by BOUT++ $as_me 4.4.1, which was
+This file was extended by BOUT++ $as_me 4.4.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -16311,7 +16311,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-BOUT++ config.status 4.4.1
+BOUT++ config.status 4.4.2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
@@ -17628,7 +17628,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by BOUT++ $as_me 4.4.1, which was
+This file was extended by BOUT++ $as_me 4.4.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -17685,7 +17685,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-BOUT++ config.status 4.4.1
+BOUT++ config.status 4.4.2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index fbc9e6cb70..5ccd94bda8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,7 +32,7 @@
 #
 
 AC_PREREQ([2.69])
-AC_INIT([BOUT++],[4.4.1],[bd512@york.ac.uk])
+AC_INIT([BOUT++],[4.4.2],[bd512@york.ac.uk])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 
diff --git a/locale/de/libbout.po b/locale/de/libbout.po
index 22f0a40be8..a93b6eaa08 100644
--- a/locale/de/libbout.po
+++ b/locale/de/libbout.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: BOUT++ 4.2.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: 2020-03-19 12:42+0000\n"
 "Last-Translator: David <schword2@mail.dcu.ie>\n"
 "Language-Team: German\n"
@@ -276,7 +276,7 @@ msgstr ""
 "  -v, --verbose\t\tWortreicherer Ausgabe\n"
 "  -q, --quiet\t\tNur wichtigere Ausgaben anzeigen\n"
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
@@ -285,7 +285,7 @@ msgstr ""
 "\n"
 "Simulation beendet um %s\n"
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, c-format
 msgid ""
 "\n"
@@ -322,7 +322,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ") überschrieben mit:"
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -367,11 +367,11 @@ msgstr ""
 msgid "Command line"
 msgstr "Befehlszeile"
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr "Kompiliert mit:\n"
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 msgid "Compiled with flags"
 msgstr "Wurde mit folgenden Optionen kompiliert"
 
@@ -414,7 +414,7 @@ msgstr ""
 "Der Befehl 'bout-log-color' konnte nicht ausgeführt werden. Stellen Sie "
 "sicher, dass er sich in $PATH befindet.\n"
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr ""
@@ -452,7 +452,7 @@ msgstr "Der Datenordner \"%s\" existiert nicht oder ist nicht lesbar\n"
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr "\"%s\" soll als Datenordner verwendet werden, ist jedoch kein Ordner\n"
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr "FEHLER: Der Integrator ist bereits initialisiert.\n"
 
@@ -470,7 +470,7 @@ msgstr "Es wurde ein Fehler beim Schreiben der Einstellungsdatei gefunden"
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr "Fehler: nx muss größer als 2 mal MXG sein (2 * %d)"
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr ""
 "Der Integrator konnte nicht initialisiert werden. Der Prozess wird "
@@ -481,7 +481,7 @@ msgstr ""
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr "Suche NXPE Wert (optimal = %f)\n"
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr "Integrator wird initialisiert\n"
 
@@ -516,11 +516,11 @@ msgstr "Das Gitter muss ny enthalten"
 msgid "Missing integer array %s\n"
 msgstr "Ganzzahlen-Array '%s' nicht gesetzt\n"
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr "Der Monitor signaliserte die Beendigung"
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr "Beendigung durch Monitor\n"
 
@@ -605,12 +605,12 @@ msgstr "Perp Region '%s' hinzugefügt"
 msgid "Revision: %s\n"
 msgstr "Revision: %s\n"
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr "Dauer: "
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
@@ -618,7 +618,7 @@ msgstr ""
 "Simulation wird gestartet\n"
 "\n"
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -641,18 +641,18 @@ msgstr ""
 "Komm    I/O   Integrator\n"
 "\n"
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 "Integriere mit einem `Monitor`-Zeitschritt von %2$e für %1$d Aufrufe.\n"
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr "Integriere %d Zeitschritte von je %e\n"
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
@@ -661,7 +661,7 @@ msgstr ""
 "Der Integrator kann den Zeitschritt nicht von %g auf %g reduzieren, nachdem "
 "er initialisiert wurde!"
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
@@ -670,7 +670,7 @@ msgstr ""
 "Die zeitliche Ableitung ist an der falschen Stelle. Das Feld '%3$s' ist an "
 "Position %1$s, während die Ableitung an Position %2$s ist.\n"
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr "Zeitliche Ableitung für Variable '%s' nicht gesetzt"
@@ -722,7 +722,7 @@ msgstr "Benutzung: %s -f <Logdatei>\n"
 msgid "Usage is %s -o <settings filename>\n"
 msgstr "Benutzung: %s -f <Einstellungsdatei>\n"
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -738,7 +738,7 @@ msgstr ""
 "[VAR=WERT]\n"
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 msgid "User signalled to quit. Returning\n"
 msgstr "Beendigung durch Benutzer.\n"
 
@@ -773,7 +773,7 @@ msgstr "Wert der Option %s ist keine Boolescher Wert"
 msgid "Value for option %s is not an integer"
 msgstr "Wert der Option %s ist keine Ganzzahl"
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr "Variable '%s' ist nicht initialisiert"
diff --git a/locale/es/libbout.po b/locale/es/libbout.po
index e04ce27614..9446b77917 100644
--- a/locale/es/libbout.po
+++ b/locale/es/libbout.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: BOUT++ 4.2.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: 2019-02-11 12:46+0900\n"
 "Last-Translator: Marta <mpee500@york.ac.uk>\n"
 "Language-Team: Spanish\n"
@@ -273,7 +273,7 @@ msgstr ""
 "  -v, --verbose\t\tAumentar verbosidad\n"
 "  -q, --quiet\t\tDisminuir verbosidad\n"
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
@@ -282,7 +282,7 @@ msgstr ""
 "\n"
 "Ejecución finalizada en  : %s\n"
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, c-format
 msgid ""
 "\n"
@@ -319,7 +319,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -363,11 +363,11 @@ msgstr ""
 msgid "Command line"
 msgstr "Línea de comandos"
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr "Opciones de tiempo de compilación:\n"
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 #, fuzzy
 msgid "Compiled with flags"
 msgstr "\tCompilado con las opciones `flags` : %s\n"
@@ -411,7 +411,7 @@ msgstr ""
 "No se pudo ejecutar bout-log-color. Asegúrese de que se encuentre en su "
 "PATH\n"
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr "No se pudo añadir el Monitor: %g no és multiplo de %g!"
@@ -447,7 +447,7 @@ msgstr "DataDir \"%s\" no existe o no es accessible\n"
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr "DataDir \"%s\" no es un directorio\n"
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr "ERROR: el Solver ya se encuentra inicializado\n"
 
@@ -465,7 +465,7 @@ msgstr "Error durante el paso de opciones"
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr "Error: nx debe ser mayor que 2 veces MXG (2 * %d)"
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr "Fallo en inicializar el solver-> Abortando\n"
 
@@ -474,7 +474,7 @@ msgstr "Fallo en inicializar el solver-> Abortando\n"
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr "Encontrando valor para NXPE (ideal = %f)\n"
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr "Initializando el solver\n"
 
@@ -509,11 +509,11 @@ msgstr "La malla `mesh` debe contener ny"
 msgid "Missing integer array %s\n"
 msgstr "Fala la matriz entera %s\n"
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr "Monitor indicó salir"
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr "Monitor indicó salir\n"
 
@@ -598,12 +598,12 @@ msgstr "Región Perp registrada %s"
 msgid "Revision: %s\n"
 msgstr "Revisión: %s\n"
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr "Tiempo de ejecución : "
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
@@ -611,7 +611,7 @@ msgstr ""
 "Ejecutando simulación\n"
 "\n"
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -634,19 +634,19 @@ msgstr ""
 "Com    I/O   SOLVER\n"
 "\n"
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 "Solver corriendo para %d outputs con intervalos de tiempo de monitor de %e\n"
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr ""
 "Solver corriendo para %d outputs con intervalos de tiempo de output de %e\n"
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
@@ -655,7 +655,7 @@ msgstr ""
 "Solver::addMonitor: No se puedo reducir el intervalo de tiempo (de %g a %g) "
 "después de que init fuera llamado!"
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
@@ -664,7 +664,7 @@ msgstr ""
 "Derivada del tiempo en lugar erróneo - El field se encuentra en  %s, la "
 "derivada se encuentra en %s para el field '%s'\n"
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr "Derivada del tiempo para la variable '%s' no fijada"
@@ -716,7 +716,7 @@ msgstr "Correcto uso es %s -l <log filename>\n"
 msgid "Usage is %s -o <settings filename>\n"
 msgstr "Correcto uso es %s -o <settings filename>\n"
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -732,7 +732,7 @@ msgstr ""
 "[VAR=VALUE]\n"
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 #, fuzzy
 msgid "User signalled to quit. Returning\n"
 msgstr "Monitor indicó salir\n"
@@ -768,7 +768,7 @@ msgstr "Valor para la opción %s = %e no es un entero"
 msgid "Value for option %s is not an integer"
 msgstr "Valor para la opción %s = %e no es un entero"
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr "Variable '%s' sin inicializar"
diff --git a/locale/fr/libbout.po b/locale/fr/libbout.po
index f4b653bd0c..c30538238e 100644
--- a/locale/fr/libbout.po
+++ b/locale/fr/libbout.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: BOUT++ 4.2.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: 2018-10-21 22:46+0100\n"
 "Last-Translator:  <benjamin.dudson@york.ac.uk>\n"
 "Language-Team: French\n"
@@ -246,7 +246,7 @@ msgid ""
 "  -q, --quiet\t\tDecrease verbosity\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
@@ -255,7 +255,7 @@ msgstr ""
 "\n"
 "L'exécution se termine à %s\n"
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, fuzzy, c-format
 msgid ""
 "\n"
@@ -284,7 +284,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -327,11 +327,11 @@ msgstr ""
 msgid "Command line"
 msgstr ""
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 msgid "Compiled with flags"
 msgstr ""
 
@@ -370,7 +370,7 @@ msgstr ""
 msgid "Could not run bout-log-color. Make sure it is in your PATH\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr ""
@@ -406,7 +406,7 @@ msgstr "Le répertoire de données \"%s\" n'existe pas ou n'est pas accessible\n
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr "\"%s\" n'est pas un répertoire\n"
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr ""
 
@@ -424,7 +424,7 @@ msgstr ""
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr ""
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr "Échec d'initialisation du solutionneur -> Abandonner\n"
 
@@ -433,7 +433,7 @@ msgstr "Échec d'initialisation du solutionneur -> Abandonner\n"
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr ""
 
@@ -465,11 +465,11 @@ msgstr ""
 msgid "Missing integer array %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr ""
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr ""
 
@@ -548,12 +548,12 @@ msgstr ""
 msgid "Revision: %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr "Temps d'exécution : "
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
@@ -561,7 +561,7 @@ msgstr ""
 "L'exécution commence\n"
 "\n"
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -578,32 +578,32 @@ msgid ""
 "\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 "Le solveur fonctionne pour %d sorties avec un temps de moniteur de %e\n"
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr "Le solveur fonctionne pour %d sorties avec un pas de sortie de %e\n"
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
 "called!"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
 "field '%s'\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr ""
@@ -653,7 +653,7 @@ msgstr ""
 msgid "Usage is %s -o <settings filename>\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -667,7 +667,7 @@ msgid ""
 msgstr ""
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 msgid "User signalled to quit. Returning\n"
 msgstr ""
 
@@ -702,7 +702,7 @@ msgstr ""
 msgid "Value for option %s is not an integer"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr ""
diff --git a/locale/libbout.pot b/locale/libbout.pot
index cd2c279c7d..585f36ea7a 100644
--- a/locale/libbout.pot
+++ b/locale/libbout.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -244,14 +244,14 @@ msgid ""
 "  -q, --quiet\t\tDecrease verbosity\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
 "Run finished at  : %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, c-format
 msgid ""
 "\n"
@@ -278,7 +278,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -319,11 +319,11 @@ msgstr ""
 msgid "Command line"
 msgstr ""
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 msgid "Compiled with flags"
 msgstr ""
 
@@ -362,7 +362,7 @@ msgstr ""
 msgid "Could not run bout-log-color. Make sure it is in your PATH\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr ""
@@ -398,7 +398,7 @@ msgstr ""
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr ""
 
@@ -416,7 +416,7 @@ msgstr ""
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr ""
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr ""
 
@@ -425,7 +425,7 @@ msgstr ""
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr ""
 
@@ -457,11 +457,11 @@ msgstr ""
 msgid "Missing integer array %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr ""
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr ""
 
@@ -540,18 +540,18 @@ msgstr ""
 msgid "Revision: %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr ""
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -568,31 +568,31 @@ msgid ""
 "\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
 "called!"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
 "field '%s'\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr ""
@@ -642,7 +642,7 @@ msgstr ""
 msgid "Usage is %s -o <settings filename>\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -656,7 +656,7 @@ msgid ""
 msgstr ""
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 msgid "User signalled to quit. Returning\n"
 msgstr ""
 
@@ -691,7 +691,7 @@ msgstr ""
 msgid "Value for option %s is not an integer"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr ""
diff --git a/locale/zh_CN/libbout.po b/locale/zh_CN/libbout.po
index 9fb07f41d7..d6c84a2443 100644
--- a/locale/zh_CN/libbout.po
+++ b/locale/zh_CN/libbout.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: BOUT++ 4.2.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: 2018-10-22 22:56+0100\n"
 "Last-Translator:  <benjamin.dudson@york.ac.uk>\n"
 "Language-Team: Chinese (simplified)\n"
@@ -246,7 +246,7 @@ msgid ""
 "  -q, --quiet\t\tDecrease verbosity\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
@@ -255,7 +255,7 @@ msgstr ""
 "\n"
 "计算结束于 %s\n"
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, c-format
 msgid ""
 "\n"
@@ -284,7 +284,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -327,11 +327,11 @@ msgstr ""
 msgid "Command line"
 msgstr ""
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 msgid "Compiled with flags"
 msgstr ""
 
@@ -370,7 +370,7 @@ msgstr ""
 msgid "Could not run bout-log-color. Make sure it is in your PATH\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr ""
@@ -406,7 +406,7 @@ msgstr "\"%s\" 不存在或不可访问\n"
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr "\"%s\" 不是目录\n"
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr ""
 
@@ -424,7 +424,7 @@ msgstr ""
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr ""
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr ""
 
@@ -433,7 +433,7 @@ msgstr ""
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr ""
 
@@ -465,11 +465,11 @@ msgstr ""
 msgid "Missing integer array %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr ""
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr ""
 
@@ -548,12 +548,12 @@ msgstr ""
 msgid "Revision: %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr "计算时间"
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
@@ -561,7 +561,7 @@ msgstr ""
 "模拟\n"
 "\n"
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -578,31 +578,31 @@ msgid ""
 "\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
 "called!"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
 "field '%s'\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr ""
@@ -652,7 +652,7 @@ msgstr ""
 msgid "Usage is %s -o <settings filename>\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -666,7 +666,7 @@ msgid ""
 msgstr ""
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 msgid "User signalled to quit. Returning\n"
 msgstr ""
 
@@ -701,7 +701,7 @@ msgstr ""
 msgid "Value for option %s is not an integer"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr ""
diff --git a/locale/zh_TW/libbout.po b/locale/zh_TW/libbout.po
index 14ab2d6864..2177fefb60 100644
--- a/locale/zh_TW/libbout.po
+++ b/locale/zh_TW/libbout.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: BOUT++ 4.2.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-12-13 14:14+0000\n"
+"POT-Creation-Date: 2022-02-15 16:11+0000\n"
 "PO-Revision-Date: 2018-10-22 22:56+0100\n"
 "Last-Translator:  <benjamin.dudson@york.ac.uk>\n"
 "Language-Team: Chinese (traditional)\n"
@@ -245,7 +245,7 @@ msgid ""
 "  -q, --quiet\t\tDecrease verbosity\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:509
+#: ../src/solver/solver.cxx:510
 #, c-format
 msgid ""
 "\n"
@@ -254,7 +254,7 @@ msgstr ""
 "\n"
 "计算结束于 %s\n"
 
-#: ../src/solver/solver.cxx:474
+#: ../src/solver/solver.cxx:475
 #, c-format
 msgid ""
 "\n"
@@ -283,7 +283,7 @@ msgstr ""
 msgid ") overwritten with:"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:294
+#: ../tests/unit/src/test_bout++.cxx:293
 msgid "4 of 8"
 msgstr ""
 
@@ -326,11 +326,11 @@ msgstr ""
 msgid "Command line"
 msgstr ""
 
-#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:300
+#: ../src/bout++.cxx:389 ../tests/unit/src/test_bout++.cxx:299
 msgid "Compile-time options:\n"
 msgstr "編譯選項:\n"
 
-#: ../tests/unit/src/test_bout++.cxx:304
+#: ../tests/unit/src/test_bout++.cxx:303
 #, fuzzy
 msgid "Compiled with flags"
 msgstr "\t用設置編譯: %s\n"
@@ -370,7 +370,7 @@ msgstr "無法打開輸出文件 '%s'\n"
 msgid "Could not run bout-log-color. Make sure it is in your PATH\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:669
+#: ../src/solver/solver.cxx:668
 #, c-format
 msgid "Couldn't add Monitor: %g is not a multiple of %g!"
 msgstr ""
@@ -406,7 +406,7 @@ msgstr "\"%s\" 不存在或不可訪問\n"
 msgid "DataDir \"%s\" is not a directory\n"
 msgstr "\"%s\" 不是目錄\n"
 
-#: ../src/solver/solver.cxx:587
+#: ../src/solver/solver.cxx:588
 msgid "ERROR: Solver is already initialised\n"
 msgstr ""
 
@@ -424,7 +424,7 @@ msgstr ""
 msgid "Error: nx must be greater than 2 times MXG (2 * %d)"
 msgstr ""
 
-#: ../src/solver/solver.cxx:454
+#: ../src/solver/solver.cxx:455
 msgid "Failed to initialise solver-> Aborting\n"
 msgstr ""
 
@@ -433,7 +433,7 @@ msgstr ""
 msgid "Finding value for NXPE (ideal = %f)\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:589
+#: ../src/solver/solver.cxx:426
 msgid "Initialising solver\n"
 msgstr "初始化求解器\n"
 
@@ -465,11 +465,11 @@ msgstr ""
 msgid "Missing integer array %s\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:773
+#: ../src/solver/solver.cxx:772
 msgid "Monitor signalled to quit"
 msgstr ""
 
-#: ../src/solver/solver.cxx:780
+#: ../src/solver/solver.cxx:779
 msgid "Monitor signalled to quit\n"
 msgstr ""
 
@@ -548,12 +548,12 @@ msgstr ""
 msgid "Revision: %s\n"
 msgstr "版: %s\n"
 
-#: ../src/solver/solver.cxx:510
+#: ../src/solver/solver.cxx:511
 msgid "Run time : "
 msgstr "計算時間"
 
 #. / Run the solver
-#: ../src/solver/solver.cxx:467
+#: ../src/solver/solver.cxx:468
 msgid ""
 "Running simulation\n"
 "\n"
@@ -561,7 +561,7 @@ msgstr ""
 "模擬\n"
 "\n"
 
-#: ../tests/unit/src/test_bout++.cxx:301
+#: ../tests/unit/src/test_bout++.cxx:300
 msgid "Signal"
 msgstr ""
 
@@ -584,31 +584,31 @@ msgstr ""
 "通訊   輸入輸出  時間整合\n"
 "\n"
 
-#: ../src/solver/solver.cxx:449
+#: ../src/solver/solver.cxx:450
 #, c-format
 msgid "Solver running for %d outputs with monitor timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:445
+#: ../src/solver/solver.cxx:446
 #, c-format
 msgid "Solver running for %d outputs with output timestep of %e\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:684
+#: ../src/solver/solver.cxx:683
 #, c-format
 msgid ""
 "Solver::addMonitor: Cannot reduce timestep (from %g to %g) after init is "
 "called!"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1132
+#: ../src/solver/solver.cxx:1131
 #, c-format
 msgid ""
 "Time derivative at wrong location - Field is at %s, derivative is at %s for "
 "field '%s'\n"
 msgstr ""
 
-#: ../src/solver/solver.cxx:1354
+#: ../src/solver/solver.cxx:1353
 #, c-format
 msgid "Time derivative for variable '%s' not set"
 msgstr ""
@@ -658,7 +658,7 @@ msgstr ""
 msgid "Usage is %s -o <settings filename>\n"
 msgstr ""
 
-#: ../tests/unit/src/test_bout++.cxx:30 ../tests/unit/src/test_bout++.cxx:44
+#: ../tests/unit/src/test_bout++.cxx:29 ../tests/unit/src/test_bout++.cxx:43
 msgid "Usage:"
 msgstr ""
 
@@ -672,7 +672,7 @@ msgid ""
 msgstr ""
 
 #. restart file should be written by physics model
-#: ../src/solver/solver.cxx:795
+#: ../src/solver/solver.cxx:794
 msgid "User signalled to quit. Returning\n"
 msgstr ""
 
@@ -707,7 +707,7 @@ msgstr ""
 msgid "Value for option %s is not an integer"
 msgstr "\"%s\" 不是目錄\n"
 
-#: ../src/solver/solver.cxx:1091 ../src/solver/solver.cxx:1095
+#: ../src/solver/solver.cxx:1090 ../src/solver/solver.cxx:1094
 #, c-format
 msgid "Variable '%s' not initialised"
 msgstr ""
diff --git a/manual/doxygen/Doxyfile b/manual/doxygen/Doxyfile
index 23ea2d1690..cf8831693c 100644
--- a/manual/doxygen/Doxyfile
+++ b/manual/doxygen/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = BOUT++
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 4.4.1
+PROJECT_NUMBER         = 4.4.2
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/manual/doxygen/Doxyfile_readthedocs b/manual/doxygen/Doxyfile_readthedocs
index 3f33656054..a431d961af 100644
--- a/manual/doxygen/Doxyfile_readthedocs
+++ b/manual/doxygen/Doxyfile_readthedocs
@@ -38,7 +38,7 @@ PROJECT_NAME           = BOUT++
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 4.4.1
+PROJECT_NUMBER         = 4.4.2
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/manual/sphinx/conf.py b/manual/sphinx/conf.py
index 4285aaac10..8ddb00fd95 100755
--- a/manual/sphinx/conf.py
+++ b/manual/sphinx/conf.py
@@ -134,7 +134,7 @@ def __getattr__(cls, name):
 # The short X.Y version.
 version = '4.4'
 # The full version, including alpha/beta/rc tags.
-release = '4.4.1'
+release = '4.4.2'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.