Given this:
Caused by: java.lang.NullPointerException at
com.myco.myappfree.myapp.onCreate(myapp.java:53)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
What is on line 53 of your app?
On Sun, Mar 13, 2011 at 8:03 PM, acr <acr...@gmail.com> wrote:
> I have a relatively successful app in the android market that a very
> small amount of users experience force close on start up of the app.
>
> It is not happening on a specific device, im not sure if it's
> something these users have installed that is interfering with the app.
> I've tried to troubleshoot with a few users having the problem, but
> cannot get to the bottom of it.
>
> it happens on both rooted and non-rooted phones
>
> I keep getting a NullPointerException for a small number of users who
> use a variety of phones that normally work.
> anyone know what may be causing this, or how to get around this? I
> can't figure this one out and cannot replicate the problem, please
> help.
>
> below are the stack traces from the market (package name changed to
> not spam the board)
>
> java.lang.RuntimeException: Unable to start activity
> ComponentInfo{com.myco.myappfree/com.myco.myappfree.myapp}:
> java.lang.NullPointerException
> at
> android.app.ActivityThread.performLaunchActivity(ActivityThread.java:
> 2663)
> at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:
> 2679)
> at android.app.ActivityThread.access$2300(ActivityThread.java:125)
> at android.app.ActivityThread$H.handleMessage(ActivityThread.java:
> 2033)
> at android.os.Handler.dispatchMessage(Handler.java:99)
> at android.os.Looper.loop(Looper.java:123)
> at android.app.ActivityThread.main(ActivityThread.java:4627)
> at java.lang.reflect.Method.invokeNative(Native Method)
> at java.lang.reflect.Method.invoke(Method.java:521)
> at com.android.internal.os.ZygoteInit
> $MethodAndArgsCaller.run(ZygoteInit.java:858)
> at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
> at dalvik.system.NativeStart.main(Native Method)
> Caused by: java.lang.NullPointerException
> at com.myco.myappfree.myapp.onCreate(myapp.java:53)
> at
> android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:
> 1047)
> at
> android.app.ActivityThread.performLaunchActivity(ActivityThread.java:
> 2627)
> ... 11 more
>
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--
Dianne Hackborn
Android framework engineer
hack...@android.com
Note: please don't send private questions to me, as I don't have time to
provide private support, and so won't reply to such e-mails. All such
questions should be posted on public forums, where I and others can see and
answer them.
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