[G1 Android Development] yukkio:
Hi, I get the same problem with acore process with 4.1.2.1 (I did wipe a remove dalvik-cache before install).

D/HomeLoaders( 5393): --> starting workspace loader
W/InputManagerService( 1734): Got RemoteException sending setActive(false) notif
ication to pid 2736 uid 10004
I/ActivityManager( 1734): Displayed activity com.android.launcher/.Launcher: 354
2 ms
I/ActivityManager( 1734): Stopping service: com.google.android.googleapps/.Googl
eLoginService
D/gmail-ls( 5400): Purging old attachments
D/HomeLoaders( 5393): --> starting applications loader
D/AndroidRuntime( 5393): Shutting down VM
W/dalvikvm( 5393): threadid=3: thread exiting with uncaught exception (group=0x4
001a210)
E/AndroidRuntime( 5393): Uncaught handler: thread main exiting due to uncaught e
xception
E/AndroidRuntime( 5393): java.lang.ClassCastException: android.view.AbsSavedStat
e$1
E/AndroidRuntime( 5393): at com.android.launcher.Workspace.onRestoreInsta
nceState(Workspace.java:877)
E/AndroidRuntime( 5393): at android.view.View.dispatchRestoreInstanceStat
e(View.java:5335)
E/AndroidRuntime( 5393): at android.view.ViewGroup.dispatchRestoreInstanc
eState(ViewGroup.java:1093)
E/AndroidRuntime( 5393): at android.view.ViewGroup.dispatchRestoreInstanc
eState(ViewGroup.java:1097)
E/AndroidRuntime( 5393): at android.view.ViewGroup.dispatchRestoreInstanc
eState(ViewGroup.java:1097)
E/AndroidRuntime( 5393): at android.view.View.restoreHierarchyState(View.
java:5314)
E/AndroidRuntime( 5393): at com.android.internal.policy.impl.PhoneWindow.
restoreHierarchyState(PhoneWindow.java:1501)
E/AndroidRuntime( 5393): at android.app.Activity.onRestoreInstanceState(A
ctivity.java:831)
E/AndroidRuntime( 5393): at com.android.launcher.Launcher.finishBindDeskt
opItems(Launcher.java:1501)
E/AndroidRuntime( 5393): at com.android.launcher.Launcher.bindItems(Launc
her.java:1465)
E/AndroidRuntime( 5393): at com.android.launcher.Launcher.access$2400(Lau
ncher.java:90)
E/AndroidRuntime( 5393): at com.android.launcher.Launcher$DesktopBinder.h
andleMessage(Launcher.java:2209)
E/AndroidRuntime( 5393): at android.os.Handler.dispatchMessage(Handler.ja
va:99)
E/AndroidRuntime( 5393): at android.os.Looper.loop(Looper.java:123)
E/AndroidRuntime( 5393): at android.app.ActivityThread.main(ActivityThrea
d.java:3965)
E/AndroidRuntime( 5393): at java.lang.reflect.Method.invokeNative(Native
Method)
E/AndroidRuntime( 5393): at java.lang.reflect.Method.invoke(Method.java:5
21)
E/AndroidRuntime( 5393): at com.android.internal.os.ZygoteInit$MethodAndA
rgsCaller.run(ZygoteInit.java:782)
E/AndroidRuntime( 5393): at com.android.internal.os.ZygoteInit.main(Zygot
eInit.java:540)
E/AndroidRuntime( 5393): at dalvik.system.NativeStart.main(Native Method)

I/Process ( 1734): Sending signal. PID: 5393 SIG: 3
I/dalvikvm( 5393): threadid=7: reacting to signal 3
I/dalvikvm( 5393): Wrote stack trace to '/data/anr/traces.txt'
I/DumpStateReceiver( 1734): Added state dump to 1 crashes
D/dalvikvm( 5400): GC(0) freed 4989 objects / 342104 bytes in 415ms
D/dalvikvm( 5393): GC(0) freed 3027 objects / 200448 bytes in 420ms
I/Process ( 5393): Sending signal. PID: 5393 SIG: 9
I/ActivityManager( 1734): Process android.process.acore (pid 5393) has died.
I/ActivityManager( 1734): Killing app com.google.process.gapps (pid 5400) becaus
e provider com.android.providers.im.ImProvider is in dying process android.proce
ss.acore
I/Process ( 1734): Sending signal. PID: 5400 SIG: 9
I/WindowManager( 1734): WIN DEATH: Window{43c91388 com.android.launcher/com.andr
oid.launcher.Launcher paused=false}
I/ActivityManager( 1734): Start proc android.process.acore for activity com.andr
oid.launcher/.Launcher: pid=5423 uid=10004 gids={3003}
I/ActivityManager( 1734): Process com.google.process.gapps (pid 5400) has died.
W/ActivityManager( 1734): Scheduling restart of crashed service com.google.andro
id.apps.gtalkservice/com.google.android.gtalkservice.service.GTalkService in 100
00ms

I think this happens with landscape mode: Open app, switch to landscape mode and press home bottom.

BR.