Cormang.com — blog by a sysadmin

How to resolve Dir Sync error “duplicate UserPrincipalName conflict”

SysAdmin

I was recently prompted about a Directory Sync error witting Microsoft 365 Admin Center. The user account had the message “We detected a duplicate UserPrincipalName conflict on the value user@domain.com. All attribute values need to be unique across objects. To resolve this…

Cormang
Nov 19, 2019
1

SysAdmin

As of vSphere 6.7 Update 1, the vCenter vSphere Client (also referred to as the HTML5 client) has reached feature parity with the now deprecated Thick Client and Web Client. But one of the biggest annoyances with the vSphere Client…