[BUG] crash NsdServiceFinderAndResolver.onServiceFound throw java.lang.NullPointerException

[netscell]

Reproduction steps

control device occurs crash sometime ,the android log :

java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.concurrent.ScheduledFuture.cancel(boolean)' on a null object reference
at chip.platform.NsdServiceFinderAndResolver.onServiceFound(NsdServiceFinderAndResolver.java:102)
at android.net.nsd.NsdManager$ServiceHandler.lambda$handleMessage$2(NsdManager.java:696)
at android.net.nsd.NsdManager$ServiceHandler$$ExternalSyntheticLambda4.run(Unknown Source:4)
at android.net.nsd.NsdManager$$ExternalSyntheticLambda0.execute(Unknown Source:0)
at android.net.nsd.NsdManager$ServiceHandler.handleMessage(NsdManager.java:696)
at android.os.Handler.dispatchMessage(Handler.java:109)
at android.os.Looper.loopOnce(Looper.java:206)
at android.os.Looper.loop(Looper.java:296)
at android.os.HandlerThread.run(HandlerThread.java:67)
-loghandler

Bug prevalence

1-2times a day

GitHub hash of the SDK that was being used

sdk version 1.0.0.2

Platform

android

Platform Version(s)

No response

Anything else?

No response

[joonhaengHeo]

@netscell
Please upload the entire log related to the issue.

[netscell]

encounter this crash when stress testing with a matter light bulb：
java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.concurrent.ScheduledFuture.cancel(boolean)' on a null object reference
at chip.platform.NsdServiceFinderAndResolver.onServiceFound(NsdServiceFinderAndResolver.java:102)
at android.net.nsd.NsdManager$ServiceHandler.lambda$handleMessage$2(NsdManager.java:863)
at android.net.nsd.NsdManager$ServiceHandler$$ExternalSyntheticLambda10.run(Unknown Source:4)
at android.net.nsd.NsdManager$$ExternalSyntheticLambda0.execute(Unknown Source:0)
at android.net.nsd.NsdManager$ServiceHandler.handleMessage(NsdManager.java:863)
at android.os.Handler.dispatchMessage(Handler.java:109)
at android.os.Looper.loopOnce(Looper.java:206)
at android.os.Looper.loop(Looper.java:296)
at android.os.HandlerThread.run(HandlerThread.java:67)

[kuyu132]

I faced the same issue, the sdk version I used is 1.2.0
--------- beginning of crash
12-25 23:38:42.609 30402 30927 E AndroidRuntime: FATAL EXCEPTION: NsdManager
12-25 23:38:42.609 30402 30927 E AndroidRuntime: Process: com.test, PID: 30402
12-25 23:38:42.609 30402 30927 E AndroidRuntime: java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.concurrent.ScheduledFuture.cancel(boolean)' on a null object reference
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at chip.platform.NsdServiceFinderAndResolver.onServiceFound(NsdServiceFinderAndResolver.java:102)
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at android.net.nsd.NsdManager$ServiceHandler.handleMessage(NsdManager.java:416)
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:106)
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at android.os.Looper.loopOnce(Looper.java:201)
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at android.os.Looper.loop(Looper.java:288)
12-25 23:38:42.609 30402 30927 E AndroidRuntime: at android.os.HandlerThread.run(HandlerThread.java:67)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: FATAL EXCEPTION: NsdManager
12-26 00:35:03.221 20690 21257 E AndroidRuntime: Process: com.test, PID: 20690
12-26 00:35:03.221 20690 21257 E AndroidRuntime: java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.concurrent.ScheduledFuture.cancel(boolean)' on a null object reference
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at chip.platform.NsdServiceFinderAndResolver.onServiceFound(NsdServiceFinderAndResolver.java:102)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at android.net.nsd.NsdManager$ServiceHandler.handleMessage(NsdManager.java:416)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:106)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at android.os.Looper.loopOnce(Looper.java:201)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at android.os.Looper.loop(Looper.java:288)
12-26 00:35:03.221 20690 21257 E AndroidRuntime: at android.os.HandlerThread.run(HandlerThread.java:67)
12-26 00:54:23.467 27831 28340 E AndroidRuntime: FATAL EXCEPTION: NsdManager

[Trishia]

I have faced same issue with the sdk 1.2.0, advise me how to this solve.

--------- beginning of crash
17:16:16.858 5988-6001 DMG D ICR moving to [AwaitingDe]
17:16:16.859 5988-6046 AndroidRuntime E FATAL EXCEPTION: NsdManager
Process: com.xxx.xxx, PID: 5988
java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.concurrent.ScheduledFuture.cancel(boolean)' on a null object reference
at chip.platform.NsdServiceFinderAndResolver.onServiceFound(NsdServiceFinderAndResolver.java:102)
at android.net.nsd.NsdManager$ServiceHandler.handleMessage(NsdManager.java:387)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.os.HandlerThread.run(HandlerThread.java:65)
17:16:16.870 5988-6046 Process I Sending signal. PID: 5988 SIG: 9