You cannont edit the dlMemSubmitPerms in AD if it has never been edited.

You must edit that attribute in the LDP tool on the server that has Active Directory. (DirSync)

Open Dirsync

Search LDP.exe and open the tool

Click Connection > Connect > Enter as is

Click Connection > Bind > as current user

Click View > Tree > drop down

Find the object you want to edit (EG. _FullTimeFaculty)

Right click on the object > Modify

Under Attribute: type in the name of the Attribute you want to edit (EG. dlMemSubmitPerms

Under Value: type in the new value

Operation = Add

Click Enter - this will add that attribute to the list below.

Once done adding click Run.