A TimThumb error has occured

The following error(s) occured:

The remote file is not a valid image. Mimetype = 'text/html' File = /var/www/html/timthumb/cache/timthumbYgAtQF

Query String : w=540&h=356&zc=1&a=c&src=http://www.villageflaminio.com/uploads/image/1453226624861.jpg
TimThumb version : 2.8.13