Owa Your Request Couldn t Be Completed Please Try Again in a Few Minutes

• Updated on April 20, 2022
• Exchange

Microsoft released Cumulative Update 12 for Exchange Server 2022 (KB5011156) on April 20, 2022. Besides known as Exchange Server 2022 CU12. This Cumulative Update includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. These fixes will also be included in afterwards Cumulative Updates for Exchange Server 2019.

Table of contents

• How to update Commutation Server 2022 to CU12?
• New features in Cumulative Update 12
• Known bug in Cumulative Update 12
• Bug stock-still in Cumulative Update 12
• File hash information

How to update Exchange Server 2022 to CU12?

It'southward recommended to update the Exchange Server in the lab surround before updating it in the production surround.

1. Download Cumulative Update CU12 for Exchange Server 2022 (KB5011156)
2. Update to Microsoft .NET Framework 4.8
3. Install Exchange Cumulative Update

Cumulative Update CU12 for Exchange Server 2022 is released every bit version 15.02.1118.007. Which version are you running now? Read more than on how to detect your Substitution version build number.

New features in Cumulative Update 12

• To prevent misuse of UNC paths by attackers, parameters that accept UNC paths as inputs will no longer be usable in Substitution Server PowerShell cmdlets or the Exchange Admin Center. For more than information, see the following Knowledge Base of operations article:

  5014278 Changes in Exchange Server PowerShell cmdlets and Exchange Admin Eye for UNC path inputs

Known problems in Cumulative Update 12

• The MSExchangeServiceHost service crashes repeatedly and Outcome ID 4999 is logged in the Windows Application event log. For more than information, run into Substitution Service Host service fails later on installing March 2022 security update.

• The Get-MailboxDatabaseCopyStatus cmdlet from an Commutation Server 2013 server fails against databases on Exchange Server 2022 and 2022 servers and returns Error 0xe0434352 from RpccGetCopyStatusEx4.

  Workaround: Run Get-MailboxDatabaseCopyStatus from an Exchange Server 2022 or 2022 server.

• Checking the Commutation Server 2022 or 2022 database condition from the Exchange admin middle (EAC) might fail and return an "HTTP 500" or "Your request couldn't be completed. Please try again in a few minutes" error message.

  Workaround: Make sure that the admin mailbox is on an Commutation Server 2022 or 2022 server. If the admin account has no mailbox, make sure that all arbitration mailboxes (especially the "SystemMailbox{bb558c35-97f1-4cb9-8ff7-d53741dc928c}") are on an Commutation Server 2022 or 2022 server.

• The Go-EmailAddressPolicy cmdlet fails and returns "Microsoft.Commutation.Diagnostics.BlockedDeserializeTypeException."

• "Cannot Send Mail – Your mailbox is full" error when you utilize iPhone mail to transport very large attachments. For more information, run into KB 5004622.

Problems fixed in Cumulative Update 12

This Cumulative Update fixes the issues that are described in the post-obit Microsoft Knowledge Base manufactures:

• 5012757 "Migration user… tin't be found" error when using Starting time-MigrationUser after batch migration fails
• 5012758 Offset-MailboxAssistant is not bachelor in Substitution Server 2019
• 5012760 You can't access OWA or ECP after installing the July 2022 security update
• 5012761 External attendees come across "Send the Response Now" although no response was requested in Exchange Server
• 5012762 PST creation is unexpectedly triggered again during multiple mailbox consign
• 5012765 Email stuck in queue starting from "2022/1/1 00:01:00 UTC+0" on all Commutation on-premises servers
• 5012766 Send Services fail repeatedly considering of * Accepted Domain
• 5012768 Start-MigrationUser and Stop-MigrationUser are unavailable for on-premises Exchange Server 2022 and 2016
• 5012770 No response from public binder for users migrating to Microsoft Substitution 2019
• 5012772 Items are skipped at the start of a new search folio request
• 5012773 OWAMailboxPolicy is bypassed and high resolution contour images can be uploaded
• 5012774 Can't change default path for Trace log data in Exchange Server 2022 and 2016
• 5012775 No additional global itemize column in the address book service logs
• 5012776 Exchange Server 2022 assistance link in OWA redirects users to online help for Exchange Server 2016
• 5012777 Can't find forwarded messages that contain attachments in Exchange Server 2019
• 5012778 Commutation Server stops responding when processing PDF files with set transport rule
• 5012779 Invalid new auth certificate for servers that are not on UTC time zone
• 5012780 Disable-Mailbox does not remove LegacyExchangeDN attribute from on-premises Exchange 2019
• 5012781 Commutation Server 2022 and 2022 DLP doesn't detect Chinese resident ID card numbers
• 5012782 MS ExchangeDiagnostic Service causes errors during service startup and initialization in Microsoft Commutation 2019
• 5012783 Can't restore data of a mailbox when LegacyDN is empty in the database
• 5012784 Commutation 2022 CU21 and Exchange 2022 CU10 cannot salvage "Custom Attributes" changes in EAC
• 5012785 Read Only Domain Controllers (RODCs) in other domains do non get desired permissions
• 5012786 Forwarded coming together appointments are blocked or considered spam
• 5012787 Download domains created per CVE-2021-1730 don't support ADFS authentication in OWA
• 5012789 Can't use Copy Search Results later eDiscovery & Hold search
• 5012790 OWA doesn't remove the "loading" image when a message is opened in Chrome and Border browsers
• 5012791 MailboxAuditLog doesn't work in localized (non-English) environments
• 5012829 Group metrics generation fails in multidomain environment

File hash data

• File proper name: ExchangeServer2019-x64-cu12.iso
• SHA256 hash: 77EDADA9D46B6539B18A187ACDDA6A8310C812C1D7F9C8E718CC372A323FE803

ALI TAJRAN is a passionate IT Architect, IT Consultant, and Microsoft Certified Trainer. He started Information technology at a very young age, and his goal is to teach and inspire others. Read more »

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Source: https://www.alitajran.com/cumulative-update-12-for-exchange-server-2019/

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