Duplicate Files, Delete not possible

[Dark-Schnitzel]

Found this on another Thread, maybe its related?

Csync Error Windows Client

I have the same Problem after updating NC to 12.0.0. It seems the problem is known and fixed for Owncloud (https://central.owncloud.org/t/csync-failed-to-access-and-duplicate-folders/6071 and https://github.com/owncloud/core/pull/28022)