SYMPTOM
When creating a new Strategy Distribution Services address for a user in Strategy Developer, the following error message is seen when attempting to close the User Editor and save changes:

--------------------------- Strategy Developer --------------------------- Problem with duplicated address names. If it is adding a new address or modifying an existing address, and that address name already exists, please choose a different name. For other cases, the contact has more than one address with the same name. Please resolve the duplication first by changing the name of the address or deleting the address with the same name. --------------------------- OK ---------------------------

Error Saving Personal Preferences The address value already exists. Please choose a different value.