unclecheese/DataObjectManager — comment on commit b28d86fc05867d7f92776c40a7173c342f68f615
File:  line 0
By mmichelli:

This is an old patch that is in the master source code, it's where the bug was introduced.

I'm not sure what it's suposed to be doing, but it duplicates the id's so you can never remove a relation that is number 11 onwards, if it's paging 10 at a time.