Quote:
Originally Posted by Saphire
Just a suggestion but have you caught the function button for mirror lock up.
Error 99 is a general fault but most times its down to the contacts on the lens.
|
I agree, Err 99 seems fairly common among Canon users and in most cases easilly recified by cleaning the contacts between camera and lens.
Give it a try or fit another lens that may have cleaner contacts with less electrical resistance. Maybe that 50mm lens hadn't been used in a while.