Wow
Something is wrong if you get a blank page.
Maybe you can also get the information if you turn on debug, but I am stuck why that does not work.
i can see the debug info, i also have this showing in "notices"
/bridge/udb_base.inc.php
* Notice line 149: Undefined property: cpg_udb::$multigroups
/include/functions.inc.php
* Notice line 2696: Undefined variable: i
* Warning line 2262: phpinfo() has been disabled for security reasons
* Warning line 2262: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons
* Warning line 2366: phpinfo() has been disabled for security reasons