I can confirm that this bug stills seems to exist on Gutsy/AMD64:
[...]
(no debugging symbols found)
[New Thread 1082132816 (LWP 9589)]
[Thread 1082132816 (LWP 9589) exited]
[New Thread 1082132816 (LWP 9591)]
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47069008796096
Public bug reported:
Gutsy's mysql-query-browser 1.2.5beta reproducibly crashes when editing
tables in split tabs. However this problem does not occur when editing
in "non-split" tabs:
Steps to reproduce:
1. Install mysql-query-browser_1.2.5beta-3ubuntu6_i386.deb
2. Open mysql-query-browser and c
*** This bug is a duplicate of bug 32466 ***
https://bugs.launchpad.net/bugs/32466
This doesn't seem to be a duplicate of bug #32466. There, the files can
be found in trash:// - this is not the case here.
** Attachment added: "screenshot2.png"
http://librarian.launchpad.net/7333861/screens