PCMS 1 does not use a WA settings table for the settings, it uses the WA-Globals.php file
in that file, make sure you have the correct settings for the $WAGLOBAL_localRoot and $WAGLOBAL_remoteRoot variables, the error you are getting suggests one or both of those is empty.
from the error:
Empty delimiter in C:\xampp\htdocs\powercms\CMS\CSSMenuWriter\cssmw\menu.php on line 10
it looks like the setting for local root should be:
if you dont have the remote site set up yet, use the same for the remote root.