I also have this problem now I've upgraded to Edgy.
This Firefox bug outlines the exact conditions for triggering this problem: https://bugzilla.mozilla.org/show_bug.cgi?id=304370
You need Composite turned on, and a 16-bit colour depth.
Ubuntu needs to either apply a patch to nedit to work around the issue, or make sure nedit is always started with XLIB_SKIP_ARGB_VISUALS=1 set.
I also have this problem now I've upgraded to Edgy.
This Firefox bug outlines the exact conditions for triggering this problem: /bugzilla. mozilla. org/show_ bug.cgi? id=304370
https:/
You need Composite turned on, and a 16-bit colour depth.
Ubuntu needs to either apply a patch to nedit to work around the issue, or make sure nedit is always started with XLIB_SKIP_ ARGB_VISUALS= 1 set.