What happened here? (at 0.55, before everything was ok)

d: current processing directory
J: backup
since the installation of 0.55 there has been a change here at D:!
(cause unknown)

yes, dopus is the culprit in this case
after further investigation it was determined
that the defective file (0.50) is actually a different file.
this runs through the entire directory
of the 23 files (all with suffix), several now have the wrong name
example:
D:


J:


is in reality (note date)


To keep this up to date, either


or
this sync is used

I assume that the sync is responsible for this.
that would also explain the multiple comparison in my current topic
explain (automatic changes to the files)