A TimThumb error has occured

The following error(s) occured:

Could not find the internal image you specified.

Query String : src=/upload/resize_cache/iblock/c8a/745_380_1f88da2b4740de19584cdff1727090349/c8a80a35e2806c17623ed282004e250b.jpg&w=373&h=373&zc=2
TimThumb version : 2.8.11