--------- beginning of crash
2019-03-26 13:44:55.298 21706-21706/playground.com.pgapp E/AndroidRuntime: FATAL EXCEPTION: main
    Process: playground.com.pgapp, PID: 21706
    java.lang.RuntimeException: Unable to get provider com.google.android.gms.ads.MobileAdsInitProvider: java.lang.IllegalStateException:

    ******************************************************************************
    * The Google Mobile Ads SDK was initialized incorrectly. AdMob publishers    *
    * should follow the instructions here: https://goo.gl/fQ2neu to add a valid  *
    * App ID inside the AndroidManifest. Google Ad Manager publishers should     *
    * follow instructions here: https://goo.gl/h17b6x.                           *
    ******************************************************************************


        at android.app.ActivityThread.installProvider(ActivityThread.java:6011)
        at android.app.ActivityThread.installContentProviders(ActivityThread.java:5590)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5529)
        at android.app.ActivityThread.-wrap2(ActivityThread.java)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1576)
        at android.os.Handler.dispatchMessage(Handler.java:102)
        at android.os.Looper.loop(Looper.java:241)
        at android.app.ActivityThread.main(ActivityThread.java:6274)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
     Caused by: java.lang.IllegalStateException:

    ******************************************************************************
    * The Google Mobile Ads SDK was initialized incorrectly. AdMob publishers    *
    * should follow the instructions here: https://goo.gl/fQ2neu to add a valid  *
    * App ID inside the AndroidManifest. Google Ad Manager publishers should     *
    * follow instructions here: https://goo.gl/h17b6x.                           *
    ******************************************************************************


        at com.google.android.gms.internal.ads.zzabg.attachInfo(Unknown Source)
        at com.google.android.gms.ads.MobileAdsInitProvider.attachInfo(Unknown Source)
        at android.app.ActivityThread.installProvider(ActivityThread.java:6008)
        	... 10 more
2019-03-26 13:44:55.300 2145-3281/? D/ActivityManager: New dropbox entry: playground.com.pgapp, data_app_crash, 2c5be917-7fae-4404-a6ce-70dc8ac71460
2019-03-26 13:44:55.300 2145-3281/? W/ActivityManager:   Force finishing activity playground.com.pgapp/.CoverActivity
2019-03-26 13:44:55.302 2145-3281/? D/ActivityTrigger: ActivityTrigger activityPauseTrigger
2019-03-26 13:44:55.315 700-700/? D/clmlib: Got activities:0x00000008
2019-03-26 13:44:55.315 700-700/? I/JavaDumper:JavaDumperThread: addEvent: data_app_crash@1553579095315.txt processName: playground.com.pgapp
2019-03-26 13:44:55.315 700-854/? I/JavaDumper:JavaDumperThread: Event: data_app_crash@1553579095315.txt TimeStamp: 1553579095
2019-03-26 13:44:55.315 2145-2145/? I/BroadcastQueue: am_broadcast_enqueue: [background,1,Intent { act=android.intent.action.DROPBOX_ENTRY_ADDED flg=0x10 (has extras) },3]
2019-03-26 13:44:55.317 700-854/? W/JavaDumper:JavaDumper: Could not init dump dir: Unknown error -95
2019-03-26 13:44:55.317 700-854/? E/JavaDumper:FW:  utils.c(256): mkdir (/data/crashdata) failed. File exists
2019-03-26 13:44:55.318 700-854/? E/JavaDumper:FW:  ramdump_framework.c(317): fp is NULL
2019-03-26 13:44:55.318 700-854/? E/JavaDumper:FW:  ramdump_framework.c(498): Read-only file system
2019-03-26 13:44:55.324 2145-2187/? I/InputDispatcher: Focus entered window: Window{b96255d u0 Application Error: playground.com.pgapp}
2019-03-26 13:44:55.336 2145-2157/? I/BroadcastQueue: am_broadcast_finished: [background,1,Intent { act=android.intent.action.DROPBOX_ENTRY_ADDED flg=0x10 (has extras) }]
2019-03-26 13:44:55.345 2145-2190/? I/BroadcastQueue: am_broadcast_enqueue: [background,1,Intent { act=com.sonymobile.crashmonitorsystemservice.DIR_UPDATED flg=0x10 (has extras) },2]
2019-03-26 13:44:55.347 700-854/? E/JavaDumper:FW:  JavaDumper.cpp(262): Failed to remove /tmp/dropbox.txt:Unknown error -2