ERROR - Exception while talking to the grid

[ml20221206]

~/tools/KITE/KITE-AppRTC-Test (master) $ ../scripts/linux/path/kite_r configs/iceconnection.apprtc.config.json

2023-03-02 18:07:14,524 ERROR - Exception while talking to the grid
javax.json.stream.JsonParsingException: Unexpected char 60 at (line no=1, column no=1, offset=0)
at org.glassfish.json.JsonTokenizer.unexpectedChar(JsonTokenizer.java:601) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonTokenizer.nextToken(JsonTokenizer.java:418) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonParserImpl$NoneContext.getNextEvent(JsonParserImpl.java:413) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonParserImpl.next(JsonParserImpl.java:363) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonReaderImpl.readObject(JsonReaderImpl.java:111) ~[kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.util.TestUtils.getNode(TestUtils.java:276) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.config.client.Client.addToSessionMap(Client.java:565) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.config.client.Client.createWebDriver(Client.java:522) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.InitClientWebDriverStep.step(InitClientWebDriverStep.java:34) [kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.steps.TestStep.execute(TestStep.java:81) [kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.steps.TestStep.processTestStep(TestStep.java:329) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunner.(TestRunner.java:73) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunnerCreator.call(TestRunnerCreator.java:33) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunnerCreator.call(TestRunnerCreator.java:12) [kite-jar-with-dependencies.jar:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_362]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_362]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_362]
at java.lang.Thread.run(Thread.java:750) [?:1.8.0_362]
2023-03-02 18:07:14,524 ERROR - Exception while talking to the grid
javax.json.stream.JsonParsingException: Unexpected char 60 at (line no=1, column no=1, offset=0)
at org.glassfish.json.JsonTokenizer.unexpectedChar(JsonTokenizer.java:601) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonTokenizer.nextToken(JsonTokenizer.java:418) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonParserImpl$NoneContext.getNextEvent(JsonParserImpl.java:413) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonParserImpl.next(JsonParserImpl.java:363) ~[kite-jar-with-dependencies.jar:?]
at org.glassfish.json.JsonReaderImpl.readObject(JsonReaderImpl.java:111) ~[kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.util.TestUtils.getNode(TestUtils.java:276) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.config.client.Client.addToSessionMap(Client.java:565) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.config.client.Client.createWebDriver(Client.java:522) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.InitClientWebDriverStep.step(InitClientWebDriverStep.java:34) [kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.steps.TestStep.execute(TestStep.java:81) [kite-jar-with-dependencies.jar:?]
at io.cosmosoftware.kite.steps.TestStep.processTestStep(TestStep.java:329) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunner.(TestRunner.java:73) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunnerCreator.call(TestRunnerCreator.java:33) [kite-jar-with-dependencies.jar:?]
at org.webrtc.kite.tests.TestRunnerCreator.call(TestRunnerCreator.java:12) [kite-jar-with-dependencies.jar:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_362]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_362]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_362]
at java.lang.Thread.run(Thread.java:750) [?:1.8.0_362]
2023-03-02 18:07:14,529 INFO - unknown(no Web Driver): [PASSED] Initiate webDriver for client
2023-03-02 18:07:14,529 INFO - unknown(no Web Driver): [PASSED] Initiate webDriver for client
2023-03-02 18:07:14,553 INFO - Starting the execution of the test runners in parallel
2023-03-02 18:07:14,553 INFO - Start processing the TestRunner(DEFAULT) id 1 in 0ms
2023-03-02 18:07:14,553 INFO - Start processing the TestRunner(DEFAULT) id 0 in 0ms
2023-03-02 18:07:44,869 ERROR - Step broken:
message = UNHANDLED EXCEPTION
This is a bug and must be fixed. The exception must be caught and thrown as KiteTestException
trace = org.openqa.selenium.NoSuchElementException: no such element: Unable to locate element: {"method":"css selector","selector":"#confirm-join-button"}
(Session info: chrome=110.0.5481.177)
For documentation on this error, please visit: https://www.seleniumhq.org/exceptions/no_such_element.html

Thanks！