Runtime crash

hi all

i m new in cocos2dx. i m creating a game. but when i run my project some time i get blank black screen after some screen navigation and my app get crash. some time showing message in logcat.

*h1. 07-18 19:38:16.107: W/IInputConnectionWrapper: getSelectedText on inactive InputConnection
07-18 19:38:16.107: W/IInputConnectionWrapper: setComposingText on inactive InputConnection
07-18 19:38:16.107: W/IInputConnectionWrapper: getExtractedText on inactive InputConnection
07-18 19:38:55.685: E/SpannableStringBuilder: SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
07-18 19:38:55.685: E/SpannableStringBuilder: SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
07-18 19:39:55.396: W/IInputConnectionWrapper: getSelectedText on inactive InputConnection
07-18 19:39:55.396: W/IInputConnectionWrapper: setComposingText on inactive InputConnection
07-18 19:39:55.396: W/IInputConnectionWrapper: getExtractedText on inactive InputConnection
07-18 19:59:09.045: E/SpannableStringBuilder: SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
07-18 19:59:09.045: E/SpannableStringBuilder: SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
07-18 19:59:11.357: W/SurfaceView: CHECK surface infomation creating=false formatChanged=false sizeChanged=false visible=false visibleChanged=true surfaceChanged=true realSizeChanged=false redrawNeeded=false left=false top=false
*
thank’s

Look for something that starts with a bunch of asterisk. That’s usually where the crashes start.