tools->extension manager->add, add texmaths-0-38.oxt from http://extensions.libreoffice.org/extension-center/texmaths-1/releases/0.38, check for updates, should get 0.39, install, ok, now remove it, ok to warning pure virtual method called terminate called without an active exception
I cannot confirm using LibO 4.2.0.3 (yes, old version, but user installed on company PC) on WIN8.1 64bit all German GUI.
Created attachment 100582 [details] MS C++ Runtime Library error dialog while upgrading extension issue confirmed under Win7x64 using Version: 4.4.0.0.alpha0+ Build ID: dacab84536f61f79a5422e1d8d394019ec62f3ec TinderBox: Win-x86@39, Branch:master, Time: 2014-06-04_04:27:18 I see the crash after trying to remove the 0.39 release of that extension. moreover I see a Microsoft C++ Runtime Library error dialog during the 0.38 -> 0.39 upgrade (see attached image) I was able to complete upgrade after clicking "ignore" in that dialog, then trying to remove the 0.39 version I see the crash.
Created attachment 100949 [details] bt On pc Debian x86-64 with master sources updated 2 days ago, I could reproduce this.
*** This bug has been marked as a duplicate of bug 81635 ***