I tried again, but this time it froze during the search. Here's a backtrace - the bug may also be caused by cups.
(gdb) bt #0 0xb7712182 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2 #1 0xb6bf2dcb in poll () at ../sysdeps/unix/syscall-template.S:81 #2 0xab9f7ce2 in httpAddrConnect2 () from /usr/lib/i386-linux-gnu/libcups.so.2 #3 0xab9f6eb3 in httpReconnect2 () from /usr/lib/i386-linux-gnu/libcups.so.2 #4 0xab9f6fcb in httpReconnect () from /usr/lib/i386-linux-gnu/libcups.so.2 #5 0xab9f7020 in httpConnectEncrypt () from /usr/lib/i386-linux-gnu/libcups.so.2 #6 0xaba1ae59 in cupsGetPPD3 () from /usr/lib/i386-linux-gnu/libcups.so.2 #7 0xaba1b218 in cupsGetPPD () from /usr/lib/i386-linux-gnu/libcups.so.2 #8 0xabc8d308 in ?? () from /usr/lib/control-center-1/panels/libprinters.so #9 0xb6f26a05 in g_cclosure_marshal_VOID__VOIDv () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 #10 0xb6f24ee1 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 #11 0xb6f3e65a in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 #12 0xb6f3f233 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 #13 0xb749b5bd in ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 #14 0xb749bb59 in gtk_tree_selection_select_path () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 #15 0xb749bc2f in gtk_tree_selection_select_iter () from /usr/lib/i386-linux-gnu/libgtk-3.so.0 #16 0xabc8b470 in ?? () from /usr/lib/control-center-1/panels/libprinters.so #17 0xabc8d54e in ?? () from /usr/lib/control-center-1/panels/libprinters.so #18 0xb7028116 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 #19 0xb6e5af10 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #20 0xb6e5e3b3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #21 0xb6e5e750 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #22 0xb6e5e831 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #23 0xb7005cfc in g_application_run () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 #24 0xb773848f in main () -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1183372 Title: Printers freezes while adding new printer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1183372/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs