I've done some preliminary investigations. Looking at the source package the version of gtksourceview shipped in mysql-query-browser is 0.8 whereas the latest version is 1.6, which might indicate there's a few bugs been fixed since!
http://gtksourceview.sourceforge.net/ After looking at the amd64 build log for the package at http://launchpadlibrarian.net/8189127/buildlog_ubuntu-gutsy-amd64.mysql- query-browser_1.2.5beta-3ubuntu6_FULLYBUILT.txt.gz I found this section which seems to suggest a build issue with the 32-bit/64-bit libraries, which would also explain the SIGSEGV's seem for many 64-bit users of the mysql GUI tools: x86_64-linux-gnu-g++ -g -O2 -o mysql-query-browser-bin ... /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcebuffer.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcetag.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourceview.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourceundomanager.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtktextregion.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourceregex.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcelanguage.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcelanguagesmanager.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourceview-i18n.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcetagtable.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcestylescheme.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourcemarker.o)' is incompatible with i386:x86-64 output /usr/bin/ld: warning: i386 architecture of input file `../../source/linux/gtksourceview/gtksourceview/.libs/libgtksourceview-1.0.a(gtksourceview-marshal.o)' is incompatible with i386:x86-64 output make[4]: Leaving directory `/build/buildd/mysql-query-browser-1.2.5beta/mysql-query-browser/source/linux' -- mySQL Query Browser segfaults on AMD64 https://bugs.launchpad.net/bugs/2382 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs