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
Hi,
i working on an new envoirement to enable modern auth. All operating systems and clients are up to date. AD FS is working fine and OWA and ECP are working with AD FS authentication.
All steps from https://learn.microsoft.com/en-us/Exchange/plan-and-deploy/post-installation-tasks/enable-modern-auth-in-exchange-server-on-premises?view=exchserver-2019 are done.
AD FS is on Windows Server 2022, Exchange Server 2019 CU13 on Windows Server 2022. Client is Windows 11 with an current Outlook Version (16.0.16327.20308).
The test with Outlook fails and Outlook crashes with following Event after STS Login:
Faulting application name: OUTLOOK.EXE, version: 16.0.16327.20308, time stamp: 0x646bd505
Faulting module name: mso20win32client.dll, version: 0.0.0.0, time stamp: 0x64652aae
Exception code: 0x01483052
Fault offset: 0x000000000023313d
Faulting process id: 0x0x1FA4
Faulting application start time: 0x0x1D99576BAF4A1DF
Faulting application path: C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE
Faulting module path: C:\Program Files\Common Files\Microsoft Shared\Office16\mso20win32client.dll
Report Id: 69d5a576-1bcf-4c3b-af74-6b1222e76293
Faulting package full name:
Faulting package-relative application ID:
Any hint?