VMware Identity Manager Directory Sync shows alerts "Missing required attributes for user"

Products

• VMware Aria Suite

Issue/Introduction

• When trying to add user/ sync groups from added directory in VMware identity Manager flags Sync alerts
• Failed to sync users in VMware Identity Manager 
• Sync alerts are similar to:
  
  The example screenshot above shows a alerts flagging a few generic binding attributes missing such as firstname, lastname, email, however, there could be many others as per configuration. 

Environment

VMware Identity Manager 3.x.

Cause

It is essential for the users to have the values for the attributes, marked as required in VMware Identity Manager, for them to be synced.  

Resolution

1. Validate that the user has values in AD for the attributes marked as required for them to be synced successfully. 
2. Re-run the directory sync post updating the attributes in AD.

Additional Information

For more details on working with attributes, refer: Managing User Attributes that Sync from Active Directory.