Cannot invoke "com.genuitec.codetogether.av.BrowserAVService.sessionEnded()" because "this.browserAVService" is null

[korpiq-tiketti]

Describe the bug

Connection from Intellij IDEA Ultimate to VS Code fails with Cannot invoke "com.genuitec.codetogether.av.BrowserAVService.sessionEnded()" because "this.browserAVService" is null.

To Reproduce

1. Log in to CodeTogether Live in VS Code plugin
2. Create session with default settings
3. Share session URL to Intellij User
4. Context is transferred
5. Plugin crashes.

Expected behavior

Guest should be able to co-edit with host.

Screenshots

CodeTogether Host

• IDE: VSCode
• IDE Version: 1.75.1 (user setup)
  • Commit: 441438abd1ac652551dbe4d408dfcec8a499b8bf
  • Date: 2023-02-08T21:32:34.589Z
  • Electron: 19.1.9
  • Chromium: 102.0.5005.194
  • Node.js: 16.14.2
  • V8: 10.2.154.23-electron.0
  • OS: Windows_NT x64 10.0.22621
  • Sandboxed: No
• OS: Windows 11 Business
• OS Version: 22H2, 22621.2861, Windows Feature Experience Pack 1000.22681.1000.0
• Plugin: v2024.3.1

IDE Participant

• IDE: IntelliJ
• IDE Version IntelliJ IDEA 2024.2 (Ultimate Edition), Build #IU-242.20224.300, built on August 6, 2024, Runtime version: 21.0.3+13-b509.4 amd64 (JCEF 122.1.9), VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.
• OS: Linux
• OS Version: Ubuntu 22.04.4 LTS (Kubuntu)

Browser Participant

• N/A

Additional context

Error occurred on communication channel with CodeTogether Live backend

java.lang.NullPointerException: Cannot invoke "com.genuitec.codetogether.av.BrowserAVService.sessionEnded()" because "this.browserAVService" is null
	at com.genuitec.codetogether.idetoide.services.ClBackendAVEventsHandler.dispose(ClBackendAVEventsHandler.java:49)
	at com.genuitec.codetogether.idetoide.comms.ClBackendConnection.onClose(ClBackendConnection.java:388)
	at com.genuitec.codetogether.idetoide.comms.ClBackendConnection$3.onClose(ClBackendConnection.java:295)
	at org.glassfish.tyrus.core.TyrusEndpointWrapper.onClose(TyrusEndpointWrapper.java:1235)
	at org.glassfish.tyrus.core.TyrusWebSocket.onClose(TyrusWebSocket.java:110)
	at org.glassfish.tyrus.core.ProtocolHandler.close(ProtocolHandler.java:481)
	at org.glassfish.tyrus.core.TyrusWebSocket.close(TyrusWebSocket.java:244)
	at org.glassfish.tyrus.core.TyrusWebSocket.close(TyrusWebSocket.java:254)
	at org.glassfish.tyrus.core.TyrusRemoteEndpoint.close(TyrusRemoteEndpoint.java:480)
	at org.glassfish.tyrus.core.TyrusSession.close(TyrusSession.java:202)
	at com.genuitec.codetogether.idetoide.comms.ClBackendConnection.close(ClBackendConnection.java:703)
	at com.genuitec.codetogether.idetoide.ui.ClIDEClientService.disconnect(ClIDEClientService.java:530)
	at com.genuitec.codetogether.idetoide.session.ClSession.dispose(ClSession.java:387)
	at com.intellij.openapi.util.ObjectTree.runWithTrace(ObjectTree.java:131)
	at com.intellij.openapi.util.ObjectTree.executeAll(ObjectTree.java:163)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:205)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:193)
	at com.genuitec.codetogether.idetoide.session.ClSessionManager.disposeAndRemove(ClSessionManager.java:183)
	at com.genuitec.codetogether.idetoide.session.ClSession.join(ClSession.java:231)
	at com.genuitec.codetogether.idetoide.ui.action.JoinSessionAction.lambda$createAndJoinSession$0(JoinSessionAction.java:224)

Workaround (if any)

N/A