처음 부팅후 MENU키를 누르면 Screen locked이 풀리는데요.
시간이 지난후 자동으로 Screen locked가 걸리면, 그다음부터는 다음과같은 로그를 띄우면서 MENU키를 눌러도 풀리지가 않습니다.

현재 특별히 건든 부분은 없습니다. 왜 이런현상이 일어나는 걸까요??


08-13 01:27:19.447: VERBOSE/WindowManager(572): Event: type=1 data=KeyEvent{action=0 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.447: VERBOSE/WindowManager(572): Received key down: first repeat @ 222194
08-13 01:27:19.447: VERBOSE/WindowManager(572): Dispatch key: KeyEvent{action=0 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.447: VERBOSE/WindowManager(572): waitForLastKey: mFinished=true, mLastWin=null
08-13 01:27:19.447: VERBOSE/WindowManager(572): Skipping event; dispatching disabled: KeyEvent{action=0 code=82 repeat=0 meta=0 scancode=229 mFlags=8} null
08-13 01:27:19.447: WARN/WindowManager(572): No focus window, dropping: KeyEvent{action=0 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.447: VERBOSE/WindowManager(572): Waiting for next key: now=221447, repeat @ 222194
08-13 01:27:19.496: VERBOSE/WindowManager(572): Event: type=1 data=KeyEvent{action=1 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.496: VERBOSE/WindowManager(572): Received key up: ignore repeat @ 10220493
08-13 01:27:19.496: VERBOSE/WindowManager(572): Dispatch key: KeyEvent{action=1 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.496: VERBOSE/WindowManager(572): waitForLastKey: mFinished=true, mLastWin=null
08-13 01:27:19.496: VERBOSE/WindowManager(572): Skipping event; dispatching disabled: KeyEvent{action=1 code=82 repeat=0 meta=0 scancode=229 mFlags=8} null
08-13 01:27:19.496: WARN/WindowManager(572): No focus window, dropping: KeyEvent{action=1 code=82 repeat=0 meta=0 scancode=229 mFlags=8}
08-13 01:27:19.496: VERBOSE/WindowManager(572): Waiting for next key: now=221496, repeat @ 10220493