diff --git a/Development/nmos/control_protocol_methods.cpp b/Development/nmos/control_protocol_methods.cpp
index 99a2fd9f..4f50a6a3 100644
--- a/Development/nmos/control_protocol_methods.cpp
+++ b/Development/nmos/control_protocol_methods.cpp
@@ -30,7 +30,7 @@ namespace nmos
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << U(" to do Get");
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -85,7 +85,7 @@ namespace nmos
             {
                 utility::stringstream_t ss;
                 ss << "Set property: " << property_id.serialize() << " value: " << val.serialize() << " error: " << e.what();
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result_error({ nc_method_status::parameter_error }, ss.str());
             }
         }
@@ -93,7 +93,7 @@ namespace nmos
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << " to do Set";
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -129,14 +129,14 @@ namespace nmos
             // out of bound
             utility::stringstream_t ss;
             ss << U("property: ") << property_id.serialize() << U(" is outside the available range to do GetSequenceItem");
-            slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+            slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
             return details::make_nc_method_result_error({ nc_method_status::index_out_of_bounds }, ss.str());
         }
 
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << U(" to do GetSequenceItem");
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -168,7 +168,7 @@ namespace nmos
                 // property is not a sequence
                 utility::stringstream_t ss;
                 ss << U("property: ") << property_id.serialize() << U(" is not a sequence to do SetSequenceItem");
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result_error({ nc_method_status::invalid_request }, ss.str());
             }
 
@@ -198,7 +198,7 @@ namespace nmos
                 {
                     utility::stringstream_t ss;
                     ss << "Set sequence item: " << property_id.serialize() << " index: " << index << " value: " << val.serialize() << " error: " << e.what();
-                    slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                    slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                     return details::make_nc_method_result_error({ nc_method_status::parameter_error }, ss.str());
                 }
             }
@@ -206,14 +206,14 @@ namespace nmos
             // out of bound
             utility::stringstream_t ss;
             ss << U("property: ") << property_id.serialize() << U(" is outside the available range to do SetSequenceItem");
-            slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+            slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
             return details::make_nc_method_result_error({ nc_method_status::index_out_of_bounds }, ss.str());
         }
 
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << U(" to do SetSequenceItem");
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -277,7 +277,7 @@ namespace nmos
             {
                 utility::stringstream_t ss;
                 ss << "Add sequence item: " << property_id.serialize() << " value: " << val.serialize() << " error: " << e.what();
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result({ nc_method_status::parameter_error });
             }
         }
@@ -285,7 +285,7 @@ namespace nmos
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << U(" to do AddSequenceItem");
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -310,7 +310,7 @@ namespace nmos
                 // property is not a sequence
                 utility::stringstream_t ss;
                 ss << U("property: ") << property_id.serialize() << U(" is not a sequence to do RemoveSequenceItem");
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result_error({ nc_method_status::invalid_request }, ss.str());
             }
 
@@ -329,14 +329,14 @@ namespace nmos
             // out of bound
             utility::stringstream_t ss;
             ss << U("property: ") << property_id.serialize() << U(" is outside the available range to do RemoveSequenceItem");
-            slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+            slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
             return details::make_nc_method_result_error({ nc_method_status::index_out_of_bounds }, ss.str());
         }
 
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << U(" to do RemoveSequenceItem");
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -360,7 +360,7 @@ namespace nmos
                 // property is not a sequence
                 utility::stringstream_t ss;
                 ss << U("property: ") << property_id.serialize() << U(" is not a sequence to do GetSequenceLength");
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result_error({ nc_method_status::invalid_request }, ss.str());
             }
 
@@ -383,7 +383,7 @@ namespace nmos
                     // null
                     utility::stringstream_t ss;
                     ss << U("property: ") << property_id.serialize() << " is a null sequence to do GetSequenceLength";
-                    slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                    slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                     return details::make_nc_method_result_error({ nc_method_status::invalid_request }, ss.str());
                 }
             }
@@ -393,7 +393,7 @@ namespace nmos
         // unknown property
         utility::stringstream_t ss;
         ss << U("unknown property: ") << property_id.serialize() << " to do GetSequenceLength";
-        slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+        slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
         return details::make_nc_method_result_error({ nc_method_status::property_not_implemented }, ss.str());
     }
 
@@ -461,7 +461,7 @@ namespace nmos
                     // no role
                     utility::stringstream_t ss;
                     ss << U("role: ") << role.as_string() << U(" not found to do FindMembersByPath");
-                    slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                    slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                     return details::make_nc_method_result_error({ nc_method_status::parameter_error }, ss.str());
                 }
             }
@@ -470,7 +470,7 @@ namespace nmos
                 // no members
                 utility::stringstream_t ss;
                 ss << U("role: ") << role.as_string() << U(" has no members to do FindMembersByPath");
-                slog::log<slog::severities::error>(gate, SLOG_FLF) << utility::conversions::to_utf8string(ss.str());
+                slog::log<slog::severities::error>(gate, SLOG_FLF) << ss.str();
                 return details::make_nc_method_result_error({ nc_method_status::parameter_error }, ss.str());
             }
         }
diff --git a/Development/nmos/control_protocol_utils.cpp b/Development/nmos/control_protocol_utils.cpp
index 2dc142d2..46478f41 100644
--- a/Development/nmos/control_protocol_utils.cpp
+++ b/Development/nmos/control_protocol_utils.cpp
@@ -2,7 +2,6 @@
 
 #include <boost/algorithm/string/case_conv.hpp>
 #include <boost/algorithm/string/find.hpp>
-#include <boost/algorithm/string/split.hpp>
 #include <boost/iterator/filter_iterator.hpp>
 #include "bst/regex.h"
 #include "cpprest/json_utils.h"