I have entered "tab table cell" in upper window on this page
It produces error
Text of message:
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, firstname.lastname@example.org and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.
Apache/2.2.9 (Debian) DAV/2 SVN/1.5.1 PHP/5.2.6-1+lenny9 with Suhosin-Patch mod_python/3.3.1 Python/2.5.2 mod_ssl/2.2.9 OpenSSL/0.9.8g Server at bugs.freedesktop.org Port 443
Might have been a temporary problem, currently it's not reproducible for me, so WFM.
Please feel free to reopen this bug report if the problem reappears.
This problem steel exist, but reproduces only when I login under my name.
When I not login then it works.