Have you really tried client.exe without razor?.. Some anti-virus real time protection can cause problems, try turning them off... If it doesn't work, Completley uninstall all versions of Ultima Online, even check for remaining registry entries if you can be bothered, deleting any you find (AFTER un...

Their are a few things that could be responsible... The first thing to try is to open Run type msconfig and hit enter. Under the Boot.ini tab click advanced options, click/tick the box to enable the switch to set max memory (/MAXMEM=) and see what value pops up, if it's NOT the value of your total p...