Claws crashes when trying to move mail from folder to folder both has "Hide read messages" set.
Created attachment 635 [details] claws-mail-bugreport
Created attachment 636 [details] claws-mail --debug
It seems related to the NewMail plugin (and is probably fixed in CVS already). Can you test after unloading this plugin?
Yes, you are right it's working fine without NewMail plugin.
reop to mark as dup
*** This bug has been marked as a duplicate of bug 1654 ***