[mono-android] Mono_UnhandledException in emulator

Jonathan Pryor jonp at xamarin.com
Mon Jan 2 22:27:25 EST 2012


On Dec 30, 2011, at 10:46 PM, Steven Pack wrote:
> I regularly get an unhandled exception in the emulator when I instantiate a custom ArrayAdaptor. The top level of the call stack shows: "Mono_UnhandledException":
...
> The stacktrace is:
> 
> I/mono    ( 8244): Stacktrace:
> I/mono    ( 8244): 
> I/mono    ( 8244):   at Android.Runtime.JNIEnv.NewGlobalRef (intptr) [0x00000] in /Users/jon/Development/xamarin/monodroid/Mono.Android/src/Runtime/JNIEnv.cs:336

Which Android version? Is there any other output?

I suspect it's due to GREF overflow, in which case there should be additional output:

	http://docs.xamarin.com/android/troubleshooting?highlight=GREF#Unexpected_NullReferenceExceptions

	D/dalvikvm(  602): GREF has increased to 2001
	W/dalvikvm(  602): Last 10 entries in JNI global reference table:
	...

- Jon


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