Re: What causes Xlib errors?

[Havoc Pennington <hp redhat com>]

"Edgar F. Hilton" <efhilton fsmlabs com> writes:
> I get Xlib errors within my GTK application which cause my application to
> crash/freeze.  What usually is the cause of these errors? How can I avoid them?
>
> I have seen them SPORADICALLY on or about when signals are generated which trigger
> callbacks...
>
> Any ideas?

Lots of possible causes. Run your app in a debugger with the --sync
and --g-fatal-warnings options passed to the app, and get a backtrace,
that will probably tell you the cause. If you don't pass --sync the
backtrace will be bogus though.

Improper thread locking can cause this too.

Havoc