Created attachment 51961 [details] the window with the choose Version: SVN trunk (KDE 4) (using Devel) OS: Linux by using the function "Mark All Messages as read" on a Folder it appear a window (look attachment) with little information where it comes from and why. I have to choose between 3 buttons. If I choose "Keep both" (why not?) kmail crashes at akonadi/itemcreatejob.cpp line 57 Reproducible: Sometimes Steps to Reproduce: Choose a folder and use the function "Mark All Messages as read"
*** This bug has been marked as a duplicate of bug 250797 ***