After changing an account username on the Account Modification page, this happens in the results (note the raw HTML code):
Besides that though, the error "no server found" makes no sense. What server is it referring to?
Updating ftp passwords for rapi Ftp password files updated. Ftp vhost passwords synced <table width="100%"><tr><td> No Server found </td><td width="30"><img src="/cPanel_magic_revision_1261011526/cjt/images/icons/error.png"></td></tr></table> Username changed from rgs to rapi