How to remove Class Structure: Sub Class

Created a Class Structure for Documents in ARAS. Later we determined some SubClasses were not needed and tried to remove them. Even though there were no documents associated with this property, SubClasses cannot be removed from Class Structure for Document. Suggestions?
Parents
  • Tried the AML Search below, returns no results. There doesn't appear to be anything tied to this subclass. <classification>General</classification> <generation condition="gt">1</generation>
Reply
  • Tried the AML Search below, returns no results. There doesn't appear to be anything tied to this subclass. <classification>General</classification> <generation condition="gt">1</generation>
Children
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