I'm resposting from this thread to hopefully create more attention for this problem: https://answers.microsoft.com/en-us/outlook_com/forum/outlk_win-outtop_new-outsub_ofb/outlook-error-message-someh...
Same issue for us. We're Hybrid AD environment. We however do not use: RoamIdentity=1.
I created a post on Reddit detailing our issue. Logging off and back into AVD is the band aid fix.
https://www.reddit.com/r/AzureVirtualDesktop/comments/1ix3aen/win11_23h2_signin_office_apps_onedrive_teams/