I am on raring and have the same error. Installing the font packages did not help.
Linux joshua-laptop 3.8.0-27-generic #40-Ubuntu SMP Tue Jul 9 00:17:05 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux joshua@joshua-laptop:~/Documents/pi$ ygraph -v ygraph 0.16 joshua@joshua-laptop:~/Documents/pi$ ygraph 10.txt (ygraph:25187): Gdk-CRITICAL **: IA__gdk_text_height: assertion `font != NULL' failed (ygraph:25187): Gdk-CRITICAL **: IA__gdk_text_width: assertion `font != NULL' failed Segmentation fault (core dumped) joshua@joshua-laptop:~/Documents/pi$ tail -n 3 /var/log/syslog Aug 5 12:18:06 joshua-laptop kernel: [184250.214814] ygraph[25131]: segfault at 4 ip 0000000000408be5 sp 00007fff5654df40 error 4 in ygraph[400000+13000] Aug 5 12:19:55 joshua-laptop kernel: [184359.362828] ygraph[25148]: segfault at 4 ip 0000000000408be5 sp 00007fff7cdd4350 error 4 in ygraph[400000+13000] Aug 5 12:20:51 joshua-laptop kernel: [184415.215467] ygraph[25187]: segfault at 4 ip 0000000000408be5 sp 00007fffe40ebb00 error 4 in ygraph[400000+13000] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1074476 Title: ygraph crashes when loading a file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ygraph/+bug/1074476/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
