Random crash

[supermamie]

I sometime have a crash that bring me back to the main screer.
I have no idea about how to reproduce it, but here is the logcat :
FATAL EXCEPTION: main Process: com.smorgasbork.hotdeath, PID: 30125 java.lang.IllegalStateException: View android.widget.LinearLayout{78ab32f V.E...... ......ID 0,0-366,103} has already been added to the window manager. at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:359) at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:95) at android.widget.Toast$TN.handleShow(Toast.java:514) at android.widget.Toast$TN$1.handleMessage(Toast.java:417) at android.os.Handler.dispatchMessage(Handler.java:107) at android.os.Looper.loop(Looper.java:214) at android.app.ActivityThread.main(ActivityThread.java:7356) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:491) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:940)