Android Question ANR issue Native method - android.os.MessageQueue.nativePollOnce

[Alex_197]

Another ANR issue Native method - android.os.MessageQueue.nativePollOnce

Thread 1
"main" tid=1 Native
Main thread
Idle
Your app encountered an ANR, but the stack trace captured does not show the problem

  #00  pc 0x000000000009a5a8  /apex/com.android.runtime/lib/bionic/libc.so (__epoll_pwait+20)
  #01  pc 0x000000000006be19  /apex/com.android.runtime/lib/bionic/libc.so (epoll_wait+16)
  #02  pc 0x0000000000010241  /system/lib/libutils.so (android::Looper::pollInner(int)+124)
  #03  pc 0x000000000001016b  /system/lib/libutils.so (android::Looper::pollOnce(int, int*, int*, void**)+62)
  #04  pc 0x00000000000e290b  /system/lib/libandroid_runtime.so (android::android_os_MessageQueue_nativePollOnce(_JNIEnv*, _jobject*, long long, int)+24)
  at android.os.MessageQueue.nativePollOnce (Native method)
  at android.os.MessageQueue.next (MessageQueue.java:342)
  at android.os.Looper.loopOnce (Looper.java:182)
  at android.os.Looper.loop (Looper.java:357)
  at android.app.ActivityThread.main (ActivityThread.java:8103)
  at java.lang.reflect.Method.invoke (Native method)
  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:548)
  at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1026)

 

[Erel]

This might be related to a call to DoEvents or Msgbox. Don't use those.

 

[Alex_197]

This might be related to a call to DoEvents or Msgbox. Don't use those.

Thank you, Erel. But I don't use them. What about sleep? Is it Ok?

 

[Erel]

Sleep is ok and will never cause it (it works completely different).

You are not using any other modal dialog, right? Other than that I cannot say anything.