Camera issues

?first of all you must specifiy which update you have used recently
2- try to delete app related to camera function such as - camera 360 -


3- make sure all camera permissions have been granted
if any of those didnt help try to run your phone on SAFE mode to find out if this error related to hardwear or softwear cause .
remember somtimes there are some apps that consumes High amount of RAM that can affect you cammera app to function normaly