Getting error while trying to connect to Websocket

[Sudhindra Aithal]

Jmeter version - 5.1.1

Plugin verison - 1.2.2

019-09-20 13:51:45,990 ERROR o.a.j.t.JMeterThread: Error while processing sampler: 'WebSocket Open Connection'.
java.lang.RuntimeException: null
at eu.luminis.jmeter.wssampler.OpenWebSocketSampler.prepareWebSocketClient(OpenWebSocketSampler.java:50) ~[JMeterWebSocketSamplers-1.2.2.jar:?]
at eu.luminis.jmeter.wssampler.WebsocketSampler.sample(WebsocketSampler.java:132) ~[JMeterWebSocketSamplers-1.2.2.jar:?]
at org.apache.jmeter.threads.JMeterThread.doSampling(JMeterThread.java:622) ~[ApacheJMeter_core.jar:5.1.1 r1855137]
at org.apache.jmeter.threads.JMeterThread.executeSamplePackage(JMeterThread.java:546) ~[ApacheJMeter_core.jar:5.1.1 r1855137]
at org.apache.jmeter.threads.JMeterThread.processSampler(JMeterThread.java:486) [ApacheJMeter_core.jar:5.1.1 r1855137]
at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:253) [ApacheJMeter_core.jar:5.1.1 r1855137]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]

[Sudhindra Aithal]

I referred https://www.blazemeter.com/blog/jmeter-websocket-samplers-a-practical-guide/ and created my script.

[Sudhindra Aithal]

I updated the port and it worked, will close jira

[Sudhindra Aithal]

Closing jira

[Peter Doornbosch]

Do you mean that this error occurs when the port number is not entered in the GUI?

Thanks

peter

‌

[Sudhindra Aithal]

I had entered 7779 which is for local, however it should be 443 when I access from domain