Slávek Banko wrote:
> Yes, try to uninstall old kdesudo 3.4.2.3-2ubuntu3. Crashing kdesu mentioned 
> in .xsession-error could be just that.

This is a package from KDE 4. If there would be a conflict with Trinity
because of it, that would be a Trinity bug.
I suspect the problem is somewhere else however.

Best regards,
Julius