It is possible to duplicate users in specific circumstances in the Runtime.
Summary
The Runtime may allow to create a user with the same name when the first user with identical name is deactivated. When reactivating the first user it is not presented any error message.
Description
The Runtime may allow to create a user with the same name when the first user with identical name is deactivated. When reactivating the first user it is not presented any error message.
Solution
The issue has been resolved so that deactivated users are also considered for duplicates in the Runtime.
Issue Number: 38000
Fixed on Date: 27.3.2017
Versions: 7.20 0 BUILD 37438