Thanks a lot .. we will update to 5.9.1 and as first step : synchronize timestamps
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
synchronize local -delete -mirror %TARGET_DIR% %SOURCE_DIR%
Thanks for the logs. Though I do not see any difference. Can you name one specific file that you have the problem with?
How exactly do you check for the difference? Maybe some screenshot may help explaining the problem.