Useful or not, from you.
react-native React Native: java.lang.RuntimeException: Catalyst Instance has already disappeared: requested by WebSocketModule

Hello everyone, I do not use WebSocketModule but gives this error, please help.

Screenshot 2020-05-28 at 00 07 21

Screenshot 2020-05-28 at 00 06 25

That's a useful answer
Without any help
3	09:42:20.822	unknown:ReactContextBaseJavaModule	Unhandled SoftException
java.lang.RuntimeException: Catalyst Instance has already disappeared: requested by WebSocketModule
	at com.facebook.react.bridge.ReactContextBaseJavaModule.getReactApplicationContextIfActiveOrWarn(ReactContextBaseJavaModule.java:67)
	at com.facebook.react.modules.websocket.WebSocketModule.sendEvent(WebSocketModule.java:62)
	at com.facebook.react.modules.websocket.WebSocketModule.access$100(WebSocketModule.java:40)
	at com.facebook.react.modules.websocket.WebSocketModule$1.onMessage(WebSocketModule.java:190)
	at okhttp3.internal.ws.RealWebSocket.onReadMessage(RealWebSocket.java:322)
	at okhttp3.internal.ws.WebSocketReader.readMessageFrame(WebSocketReader.java:219)
	at okhttp3.internal.ws.WebSocketReader.processNextFrame(WebSocketReader.java:105)
	at okhttp3.internal.ws.RealWebSocket.loopReader(RealWebSocket.java:273)
	at okhttp3.internal.ws.RealWebSocket$1.onResponse(RealWebSocket.java:209)
	at okhttp3.RealCall$AsyncCall.execute(RealCall.java:174)
	at okhttp3.internal.NamedRunnable.run(NamedRunnable.java:32)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
	at java.lang.Thread.run(Thread.java:764)

I have same issue too. Any clue how to get rid this error ?

Here my development env.

System:
    OS: macOS 10.15.5
    CPU: (4) x64 Intel(R) Core(TM) i5-5257U CPU @ 2.70GHz
    Memory: 206.95 MB / 8.00 GB
    Shell: 5.7.1 - /bin/zsh
  Binaries:
    Node: 14.4.0 - /usr/local/bin/node
    Yarn: 1.22.4 - /usr/local/bin/yarn
    npm: 6.14.4 - /usr/local/bin/npm
    Watchman: 4.9.0 - /usr/local/bin/watchman
  Managers:
    CocoaPods: 1.8.3 - /usr/local/bin/pod
  SDKs:
    iOS SDK:
      Platforms: iOS 13.5, DriverKit 19.0, macOS 10.15, tvOS 13.4, watchOS 6.2
    Android SDK:
      API Levels: 28, 29
      Build Tools: 28.0.3, 29.0.2
      System Images: android-28 | Intel x86 Atom_64
      Android NDK: 17.1.4828580
  IDEs:
    Android Studio: Not Found
    Xcode: 11.5/11E608c - /usr/bin/xcodebuild
  Languages:
    Java: 1.8.0_131 - /usr/bin/javac
    Python: 2.7.16 - /usr/bin/python
  npmPackages:
    @react-native-community/cli: Not Found
    react: Not Found
    react-native: * => 0.63.0 
  npmGlobalPackages:
    *react-native*: Not Found