owncloud/core — pull request #8838 by icewind1991 (2014-06-03 09:02:11+00:00)
Title: Support having legacy `OC_Cache_FileGlobalGC` background jobs

`OC_Cache_FileGlobalGC` was renamed to `\OC\Cache\FileGlobalGC` recently but users can still have the old classname in the backgroundjob database

@PVince81 I believe you ran into this one