3520879 - Rule to generate user ID is not working - The external user was not created because of an internal error. Please try again later. 

The rule to generate User Id is not working as expected. There is an error under BPE tile:

The external user was not created because of an internal error. Please try again later. 

• Under Check Tool there is no mappings returning with fails. 
• If you remove the rule to generate ID from Manage Data, the issue stops

SAP SuccessFactors Onboarding

Onboarding, obx, rule, generate, Id, UUID, userId, user, configuration, manage, data, not, working, The, external, user, was, not, created, because, of, an, internal, error, Please, try, again, later , KBA , LOD-SF-OBX-RCM , Initiate onboarding from RCM , Problem