Today we are announcing the availability of the 2023 H1 Cumulative Update (CU) for Exchange Server 2019 (aka CU13). CU13 includes fixes for customer reported issues along with all previously released...
Updated May 09, 2023
Version 3.0
Blog Post
I have a weird one on a dag node.
This has worked for 3 out of 4 servers but refuses to install on this node for some reason
The Mailbox server role isn't installed on this computer. For more information, visit: https://learn.microsoft.com/Exchange/plan-and-deploy/deployment-ref/ms-exch-setupreadiness-BridgeheadRoleNotInstalled?view=exchserver-2019
The Mailbox server role isn't installed on this computer. For more information, visit: https://learn.microsoft.com/Exchange/plan-and-deploy/deployment-ref/ms-exch-setupreadiness-MailboxRoleNotInstalled?view=exchserver-2019
It is actually installed as it has been hosting mailbox databases for months on CU12 so am a bit confused.
I have a ms ticket open for it #2306020010002577