On the Canon camera "lens error, please restart the camera" problem?
Second, deal with
1, unplug the SD card again. Reload the battery should be okay
2, for a new battery or charge
3, gently tapping the lens or to force, not too hard, the lens inside a small card astringent foreign body can be eliminated!
4, the above can not be resolved that is a permanent fault, such as transmission gear, track and other jam has to repair
First, the reason
Most of the camera failure is a lens failure, because it is a mechanical part, vulnerable to external impact, when there is a foreign body (sand, etc.) into the lens can cause lens failure. Drive the lens of the transmission gear is a problem