Can't process <file> - UNIQUE constraint failed: ref_gd_files.parent_id, ref_gd_files.id

The mentioned error occurs with several (currently 3) files on my PC. What should I do with that?

@Oleksandr_Rabinovych Please send your logs to support@insynchq.com for investigation: How to find the log files. You can compress it before sending to save space.