desire hd camera not working

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http://forum.xda-developers.com – hi frnds i have a desire hd my camera is not working :mad:it shows a black screen and comes back to the previous screen when ever selecting camera it is running on android 2.3 i dunno wheather it was updated from 2.2 coz it was my bros ph he jus kept it as a sec phone and i took it from him guys pl help is there any way to make my cam working ...:cyclops: (HowTos)