I have made an app which periodically starts a service that retrieves information from a server.
I use an AlarmManager to schedule the service.
This works fine and the app receives the alarm every 30 min.
The app works fine, but after a full night of inactivity -and I start the app, it crashes with the error: 'Failed to initialize display event receiver'.
Else this works perfectly.
I searched this problem for a long time and found others with the same problem, but no solution, yet.
Process: it.unipi.iet.portolan.traceroute, PID: 13092 java.lang.RuntimeException: Failed to initialize display event receiver. status=-2147483648 at android.view.DisplayEventReceiver.nativeInit(Native Method) at android.view.DisplayEventReceiver.<init>(DisplayEventReceiver.java:61) at android.view.Choreographer$FrameDisplayEventReceiver.<init>(Choreographer.java:695) at android.view.Choreographer.<init>(Choreographer.java:169) at android.view.Choreographer.<init>(Choreographer.java:72) at android.view.Choreographer$1.initialValue(Choreographer.java:98) at android.view.Choreographer$1.initialValue(Choreographer.java:91) at java.lang.ThreadLocal$Values.getAfterMiss(ThreadLocal.java:430) at java.lang.ThreadLocal.get(ThreadLocal.java:65) at android.view.Choreographer.getInstance(Choreographer.java:194) at android.view.ViewRootImpl.<init>(ViewRootImpl.java:370) at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:248) at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2871) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2271) at android.app.ActivityThread.access$800(ActivityThread.java:145) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1206) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:136) at android.app.ActivityThread.main(ActivityThread.java:5141) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611) at dalvik.system.NativeStart.main(Native Method)
Just for some info, I can't understand why, The message throws from :
frameworks/base/core/jni/android_view_DisplayEventReceiver.cpp:4239: message.appendFormat("Failed to initialize display event receiver. status=%d", status);
or maybe this
frameworks/base/libs/androidfw/DisplayEventDispatcher.cpp:1427: ALOGW("Failed to initialize display event receiver, status=%d", result);
the status -2147483648 = 0x800000000
it return from the DisplayEventReceiver:
/* initCheck returns the state of DisplayEventReceiver after construction.*/ status_t initCheck() const;
and look at the DisplayEventReceiver.cpp
status_t DisplayEventReceiver::initCheck() const { if (mDataChannel != NULL) return NO_ERROR; return NO_INIT; }
look like the mDataChannel
is NULL,
the mDataChannel initialized in the constructor
DisplayEventReceiver::DisplayEventReceiver() { sp<ISurfaceComposer> sf(ComposerService::getComposerService()); if (sf != NULL) { mEventConnection = sf->createDisplayEventConnection(); if (mEventConnection != NULL) { mDataChannel = mEventConnection->getDataChannel(); } } }
so sf SurfaceComposer is NULL or the sf-> createDisplayEventConnection return NULL.
and in the file ./system/core/include/utils/Errors.h
... NO_ERROR =0 UNKNOWN_ERROR = (-2147483647-1), // INT32_MIN value NO_MEMORY = -ENOMEM, INVALID_OPERATION = -ENOSYS, BAD_VALUE = -EINVAL, BAD_TYPE = (UNKNOWN_ERROR + 1), NO_INIT = -ENODEV, ...
seems the status must NO_INIT
...
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