Try this one Donna in adm-misc.php add this in bold to end of typecast line
'groupid' => INT,
'usergroup' => STRING) );
find this line
if ( $_POST['do'] == "delete" ) {
change it to this
if ( $do == "delete" ) {
find this line
Code:
Content visible to verified customers only.
change it to this
Code:
Content visible to verified customers only.