See here:
This is just not useable, and extensive search has not found a solution. What to do?
Hopefully not reindenxing, its been taking ages (the database is on pCloud).
enerael This is definitely a bug. However, just a screenshot will not be enought to fix it. Is it possible to provide us with full snapshot of your database and config? That is located in C:\Users\<user>\AppData\Roaming\Tonfotos If you zip it and share with to support@tonfotos.com we will try to reproduce it here and hopefully find the reason and fix.
C:\Users\<user>\AppData\Roaming\Tonfotos