O have installed nimbuzz on newly purchased Lava a10, but when i wanna capture any shot through camera in nimbuzz, the phone switched off and then on autometically, i'm very much worrying about it...

i want to inform you about my handset lava A10 .i am suffering from many of troubles from 2 months. i have sent my handset but there are no response from the lavas distributer. pl .pl tray to understand my problem. i hop you will solve my problem soon. i humble request.pl