Bukkit

What steps will reproduce the problem?
1. Add a user to a donor group using PEX.
2. they attempt to rankup, it returns they arent in a group that can rankup
3. remove donor group, they can rankup

What is the expected output? What do you see instead?

"You are not in a group that can rankup" is what i see, the expected is "XXXXX has ranked up to XXX"

What version of the product are you using?

Most recent available

Do you have an error log of what happened?

No

Please provide any additional information below.

What ends up happening is the Prison rank, Ranks A-Y, Dont stay when i pex user <name> group add <donor group>. when they get added to a donor group...

It completely overrules the main prison rank. Not one person has been able to help me with this