I have a problem with my Android application. When I throw RuntimeException it causes ANR instead of crash.
For example, I have such code:
button.setOnClickListener {
throw RuntimeException("Test crash")
}
And when I click on this button aplication freezes for some time and then shows alert about ANR.
I have read similar question, otlined here: RuntimeException causes ANR instead of crash in android
But I can't figure out how to fix it. I checked everything I could: no UncaughtExceptionHandler-s attached, I do not use outdated google-play-services library. Where should I look for the cause of the problem?
Interesting thing that I can see stacktrace in logcat after I click this button:
2021-08-04 09:05:39.464 8764-8764/wa.testapp E/AndroidRuntime: FATAL EXCEPTION: main
Process: wa.testapp, PID: 8764
java.lang.RuntimeException: Test crash
at com.example.testapp.ui.main.FragmentMain.onViewCreated$lambda-7(FragmentMain.kt:102)
at com.example.testapp.ui.main.FragmentMain.$r8$lambda$agRVJ2mByrrRLVPpioFH6VVBf9s(Unknown Source:0)
at com.example.testapp.ui.main.FragmentMain$$ExternalSyntheticLambda8.onClick(Unknown Source:0)
at android.view.View.performClick(View.java:7448)
at com.google.android.material.button.MaterialButton.performClick(MaterialButton.java:1119)
at android.view.View.performClickInternal(View.java:7425)
at android.view.View.access$3600(View.java:810)
at android.view.View$PerformClick.run(View.java:28305)
at android.os.Handler.handleCallback(Handler.java:938)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:223)
at android.app.ActivityThread.main(ActivityThread.java:7656)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
2021-08-04 09:05:39.467 8764-8764/wa.testapp E/a: Exception:
message: Test crash
localized message: Test crash
stack trace:
java.lang.RuntimeException: Test crash
at com.example.testapp.ui.main.FragmentMain.onViewCreated$lambda-7(FragmentMain.kt:102)
at com.example.testapp.ui.main.FragmentMain.$r8$lambda$agRVJ2mByrrRLVPpioFH6VVBf9s(Unknown Source:0)
at com.example.testapp.ui.main.FragmentMain$$ExternalSyntheticLambda8.onClick(Unknown Source:0)
at android.view.View.performClick(View.java:7448)
at com.google.android.material.button.MaterialButton.performClick(MaterialButton.java:1119)
at android.view.View.performClickInternal(View.java:7425)
at android.view.View.access$3600(View.java:810)
at android.view.View$PerformClick.run(View.java:28305)
at android.os.Handler.handleCallback(Handler.java:938)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:223)
at android.app.ActivityThread.main(ActivityThread.java:7656)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
I found a reason of such behaviour. The reason is a com.smartlook.recording:app:1.1.2-native
dependency. After removing this library from project everything works fine.