My back camera is not working

[AC Question]

every time I try to open my back camera its gives a warning sign "unknown error by ErrorCallback". I tried formatting the phone but no change. The front camera is working well. but it does not want to switch. please help

 

[Laura Knotek]

Hi there,

What device do you have?

 

[AlphaTango414]

Sounds like a hardware problem, best thing is to take it to your nearest repair place to see what they will charge to fix it.