03-25-2013 08:17 PM
03-26-2013 07:47 AM
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Is this problem happen after installing any application ?
Can you try to boot your device in Safe Mode ? If it work then delete any recently installed application Or while on safe mode Connect your device and run Desktop Software and try an OS Update / Reload .
KB17877 : How to start a BlackBerry smartphone in Safe Mode
Try it and let us know.