02-27-2012 02:36 PM
Welcome to the forums.
This article should help with: Could not launch camera application, close other applications and then try again.
11-18-2013 11:32 PM
Hello there ..... That isn't a software issue.... I had the same problem... But I fixed it myself ..... Its a hardware problem..Just u have to service ur playbook camera and camera connecting slot .... If u don't like to risk ur tablet doing that urself
I tried everything reboot ,wipe but still says another app is using camera
please contact mobile device hardware technician.... If u dnt know haw to take apart ur playbook please follow this to take apart ur playbook .... i think this is useful for u .......http://www.youtube.com/watch?v=a3YcqIMxSbw