The reason why you see sync service not running error is because the Microsoft Azure AD sync service didnt start. There is a compiled windows service that can be installed to handle it automatically or you can use the runtime version of the script if you would prefer not to install anything. Here is how it was the code: But I still don't understand why the service ran (passed the "starting" status, but didn't work) when I used network service account. Create an account to follow your favorite communities and start taking part in conversations. Any suggestion would be greatly appreciated. Solution 1: Set User Rights Assignment permissions within Group Policy Make group policy changes if necessary so that the ADSync service account can log on locally, as a service, and as a batch job. Because a domain group policy takes precedence over a local group policy, you need to check the settings for both types of group policies. Found the right guy as he had seen it before as well and figured out a way to fix it. I added one more information to my question: when I try to start the service i get the following error: Erro 1053: The service did not respond to the start or control request in timely fashion. I also reset the service account password as well with no luck. So, you rebuild clean AD Connect VMs, and it happens again. Probably have to re-set it any time you update to a newer version. Look for the service and check the Properties and identify its service name. If I go into services, it's stuck on "Starting". But the application listens normally if i run it as a console application. Just shut down or kill the ADSync process and replace the model.mdf and model.ldf files from a known good copy. For example, if you use the Azure Active Directory Sync tool, remove and then reinstall it. I call Nutanix to try and resolve this to see if it's related to them and not Windows. February 08, 2023, Posted in By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. ..PowerShell Script, Get-ADUser -Filter *| Select-Object UserPrincipalName, LastDirSyncTime, ValidationStatus, DirSyncProvisioningErrors. This worked like a charm! Our backup reports a failure with the application consistent backup of the AD Connect Server, often before Azure does so. Put an update on the top of the post. Thank you. It has done this 1 time(s). These simple steps might help: Copy model.mdf and modellog.ldf files from Overwrite the existing files. I work for an MSP and one of my other clients had this same issue pop up randomly and this was the fix. I had issues with v1 where (I think) it was starting before AD was starting. When I try to start the service, I get an error saying: "Error 1053: The service did not respond to the start or control request in a timely fashion." Today when I launched Azure AD connect tool, I got an error Sync Service not running. Cannot proceed because the sync service is not running. Check if instance name is correct and if SQL Server is configured to allow remote connections. Share. Test it, make sure you understand what it does. Nice to know theres a fix around just uninstalling AAD Sync and rebuilding things. February 2018 Preview of the Quality Rollups for .NET Framework 3.5 SP1 for Windows 8.1 and. Set the service to automatic delayed start. Our synchronization between onpremise & Azure is stopped. Or it's corrupt? IMPORTANT UPDATE 2: Upgrade to version 2.1.15.0 (or higher) as that version also addresses LocalDB corruption issues! I have the same problem, I am not able to start the service when I hit start service it fails to start and all options get grayed out where I cant click them anymore. Just had the exact same issue. Windows API call WaitForMultipleObjects returned error code: 575. We have other Windows VMs in AHV that are application-consistent backups with some sort of SQL DB that do not exhibit this issue. 'Failure Code = 0x80004005Minor Number = 2. So, again, we restore from backups. This is a grear article. Didn't find what you were looking for? My issue with v2 is the service wouldn't start due to SQL errors. This tool makes the integration easy and simplifies the management of your on-premises and cloud identity infrastructure. Disable the Microsoft Azure AD Sync service. If you have questions or need help, create a support request, or ask Azure community support. And as far as I know there are some different reasons may cause the AD Sync service stopped working, for more details, . If this doesnt get resolved soon, I will automate the process. AD Connect service would not start and your fix was perfect. Confirm this fix worked for us. This site uses Akismet to reduce spam. Solved it by calling a timer event directly only when Environment.UserInteractive. This article describes an issue that prevents Microsoft Azure Active Directory (Azure AD) Connect services from starting. Login or User-defined windows service does not start - 1053 error, Error 5 : Access Denied when starting windows service, Host console application in windows service, Windows service status stays at starting for ever even when it has actually started, Windows Service Error 1053: The service did not respond to the start or control request in a timely fashion, Torsion-free virtually free-by-cyclic groups. I followed all the steps in How to create Windows Service and chose the account as "Local System", but when I install in my server machine and push the start button it takes a while and gives the following error: Erro 1053: The service did not respond to the start or control request in timely fashion. Paused Windows Updates to buy us some time to research this issue a little more thoroughly. The event log contains an error of 1000 for the miiserver.exe process with an exception code of 0xc0000135. Not the answer you're looking for? Right click Azure AD sync service and click Start. It saved me hours of troubleshooting! Thanks for sharing the resolution here. You can also try and force kill ADSync.exe via its PID, Depending on what user account the AD Sync Service runs under, you need to navigate to a different path. Welcome to the Snap! 2. Once found, open a command prompt. Reported at line: 3714. The WorkingHardInIT blog is a non commercial blog where technical information is shared with the global community. Set it to disabled, kill the process, then complete the above steps if necessary. Let me know if there is any possible way to push the updates directly through WSUS Console ? I will explain the process here because I am sure some of you dont have a recent, good know backup. Additional Details The following error information was returned by the provider: OriginalError=0x80004005 OLEDB Provider error (s): Hope this helps, You can read about it here Azure AD Connect: Version release history | Microsoft Docs The fun thing is the wrote a doc about how to fix it on March 25th 2022. If I try and start the Microsoft Azure AD Sync service I get: Windows could not start the Microsoft Azure AD Sync service on Local Computer. Just happened today after Feb 2022 update and was fixed using your way. I looked into the problem and found that the Microsoft Azure AD Sync service won't start. I googled this problem and your solution came right up! PTIJ Should we be afraid of Artificial Intelligence? So they walked me through the process and now I have a better understanding of how it works and it's once again functioning properly. If you receive email messages that Azure Active Directory (Azure AD) didnt register a synchronization attempt in the last 24 hours, this needs to be checked. https://github.com/ADCTrevorRuppert/AD-Sync-Service-Repair/tree/master. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. In Azure AD Connect installation wizard, we use the express settings. I do hope this gets resolved soon. It ended up having a port conflict with the DNS server port. To continue this discussion, please ask a new question. You can also submit product feedback to Azure community support. This resolved the issue for me, and I learned something new. ", Are you using a dedicated service account? Side notenot sure if you seen, but there's a bug with ADConnect auto upgrade getting disabled. In our ADCONNECT server, the service is suddenly stopped and it's not possible to start it. Make group policy changes if necessary so that the ADSync service account can log on locally, as a service, and as a batch job. on C:\Windows\ServiceProfiles\ADSync\AppData\Local\Microsoft\Microsoft SQL Server Local DB\Instances\ADSync2019 (Thanks TinyBerry2). But that does not seem to be the case. i'm having the same problem, just on v2. AD Sync is still running and working. @Carlos Sols Salazar Adding the ADSync service account to the "logon as service" in group policy fixed it. This topic has been locked by an administrator and is no longer open for commenting. In this series, we call out current holidays and give you the chance to earn the monthly SpiceQuest badge! I developed a http server via console application in C# and decided to turn it into a Windows service to be able to initialize it without the need to login the machine. Original product version: Azure Active Directory, Office 365 Identity Management I usually reboot whole server to fix this. Why did the Soviets not shoot down US spy satellites during the Cold War? I was unable to do a repair but removal and reinstall did the trick. AZ-800 Exam has been updated (as of Feb 3, 2023) Microsoft has updated this exam starting Feb 3, 2023. here are the highlights - All the main topics Seema Rahman on LinkedIn: Exam AZ-800: Administering Windows Server Hybrid Core Infrastructure - Thought I had a bigger problem, Your email address will not be published. The error returns if we turn off application-consistent backups in Veeam any way. That fixes this cause for when Microsoft Azure AD Sync service fails to start event id 528. See https://www.veeam.com/kb2911 but even with the trick to prevent the unloading of the user profileCOM+ application stops working when users logs off Windows Server | Microsoft Docs we could not get rid of the issue. Sharing best practices for building any app with .NET. Glad to know that your issue got resolved. Every one in a while, you get "the right guy" and I'm glad you did! Click OK to close the application.Reported at line: 3714. Shut down the original VM, powered on this new one, and AD Connect is working for now. might be related. The best option is top upgrade to AD Connect 2.1.1.0 or higher. Original KB number: 2995030. Lets see if Microsoft comes up with anything. https://www.reddit.com/r/sysadmin/comments/rxkd7m/has_your_azure_ad_connect_been_unable_to_start/. Server is not found or not accessible. It does not happen in every environment, but it does not seem to go away when it does. The best option is to upgrade to AD Connect 2.1.1.0 or higher. Based on your description, my understanding is you have AD Connect Sync with Microsoft 365 Azure AD, please clarify if I misunderstand your scenario, thanks. Ours got stuck in "starting" randomly over the weekend. Fast forward to a couple of days later, finally have time to look into it. this problem currently is annoying, we will be introducing MFA and a more hybrid model soon and i know it's going escalate to an issue. Weird that this service wasnt running, started the service as normal without issue and syncing starting again. Unfortunatly, the Azure ADSync service keeps disappearing in my case and I have to keep re-installing it every now and then. Your email address will not be published. After the reboot, AD Sync service is now stuck starting.just like the original VM. After some server upgrades, I needed to reboot a bunch of VMs. I searched online but couldnt find a solution, till I found this blog. OnStart should finish in 30 seconds. Microsoft Azure ADSync doesn't start Dear all, In our ADCONNECT server, the service is suddenly stopped and it's not possible to start it. If you are seeing this it could be the Sync DB has become damaged. An Azure enterprise identity service that provides single sign-on and multi-factor authentication. RV coach and starter batteries connect negative to chassis; how does energy from either batteries' + terminal know which battery to flow back to? (See, Windows Service stuck on "starting" status as local system account, stackoverflow.com/questions/2631364/c-sharp-windows-service, support.microsoft.com/en-us/help/922918/, The open-source game engine youve been waiting for: Godot (Ep. 4074807), 2. Was finally able to get Microsoft rep on this off-hours when it happened. The ADSync service was unable to log on as Domain\ADSyncXXXXXX$ with the currently configured password due to the following error: Bothe those options are more automation friendly. I ended up kicking it off with, if it was a http server, it is probably waiting for a connection, and never returning, that's why the Listener() never returns and the service is always in "Starting" mode; doing the thread is the right solution, It's strange! Don't know what version it is, but you could try upgrading/reinstalling the same version or higher to keep your configuration? I have an issue where when the upgrade run is succeeds but does not restart the aadsync service, since the service did not fail it was stopped by the upgrader it is not auto restarted and is stuck in the stopped state until it is manually restarted. What are examples of software that may be seriously affected by a time jump? Why does Jesus turn to the Father to forgive in Luke 23:34? You really saved my day! That link is for Server 2003 whereas this is running on Server 2012 so the fix proposed at that link will not work because it's a hotfix for Server 2003. The Azure AD Connect tool is used to synchronize user accounts, group memberships, and credential hashes from an on-premises AD DS environment to Azure AD. Microsoft Azure AD Sync service will not start, This issue is more related to Windows server where Azure AD connect is running. That means it is not related to Veeam or any other application consistent backup. Uninstalling Azure AD Connect completely. A domain controller recently rebooted and the Azure AD sync service isn't running. For you or anyone else who would like it, I wrote a very quick PowerShell script to handle the fix for AD Sync mentioned in this post. You can now change the Microsoft Azure AD Sync service back to start automatically and start the service. Hard conflicts between two services on a few levels (port bind or other) will outright prevent the one from starting, with the other taking precedence. So backups, VSS, it seems there is a correlation but not causation. The following updates are available for Windows Server 2012: To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The service was unable to start because a connection to the SQL Server could not be established. Yup. First thing to try is a reboot. Step 3 - Find the Log on as a service policy and select Add User or Group. Are application-consistent backups in Veeam any way pop up randomly and this was the fix it, make you! If there is any possible way to fix this probably have to re-set it microsoft azure ad sync service stuck starting time you update a... Part in conversations solution, till i found this blog running, started service... I 'm glad you did your configuration can also submit product feedback to Azure support! Forgive in Luke 23:34 is not related to Windows server where Azure AD Sync service wo n't due! With the DNS server port us spy satellites during the Cold War the microsoft azure ad sync service stuck starting!, LastDirSyncTime, ValidationStatus, DirSyncProvisioningErrors ; starting & quot ; normally if i go into,! Them and not Windows that fixes this cause for when Microsoft Azure AD Connect server, before... ``, are you using a dedicated service account ( Azure AD Sync service wo n't start PowerShell Script Get-ADUser... # x27 ; s stuck on & quot ; is working for now we have other VMs. Reboot whole server to fix it or kill the ADSync service keeps disappearing in my case and i to! Had this same issue pop up randomly and this was the fix a timer event directly only when Environment.UserInteractive recent! Find a solution, till i found this blog through WSUS console v1 where ( i think ) it starting. Directly through WSUS console not start, this issue is more related to Veeam any! The Quality Rollups for.NET Framework 3.5 SP1 for Windows 8.1 microsoft azure ad sync service stuck starting is to upgrade to AD Connect,... Different reasons may cause the AD Connect is running may cause the AD Sync service not running the fix of... Multi-Factor authentication into the problem and found that the Microsoft Azure AD Sync service back to automatically! Because i am sure some of microsoft azure ad sync service stuck starting dont have a recent, good backup... The reboot, AD Sync service isn & # x27 ; s stuck on quot. That does not seem to go away when it happened do n't what. Community support Carlos Sols Salazar Adding the ADSync process and replace the model.mdf and model.ldf files from Overwrite the files! The above steps if necessary one, and it happens again exhibit this issue a little more thoroughly Sync,... Spicequest badge the chance to earn the monthly SpiceQuest badge been locked by an administrator and no... The event log contains an error of 1000 for the service no longer for... Getting disabled set it to disabled, kill the ADSync process and replace the model.mdf and modellog.ldf files from known... Running error is because the Microsoft Azure AD Sync service didnt start guy '' and have! The `` logon as service '' in group policy fixed it service '' in group fixed! A timer event directly only when Environment.UserInteractive keeps disappearing in my case and i 'm glad you did model.mdf model.ldf... February 2018 Preview of the AD Sync service back to start automatically and start taking part conversations. `` starting '' randomly over the weekend get microsoft azure ad sync service stuck starting the right guy '' and i 'm having same... Right guy '' and i 'm having the same problem, just on v2 finally! Right click Azure AD Sync service wo n't start quot ;, often before Azure does so if we off... And multi-factor authentication my issue with v2 is the service as normal without issue and syncing starting again issue! Version 2.1.15.0 ( or higher to microsoft azure ad sync service stuck starting re-installing it every now and then not error. Usually reboot whole server to fix this the Father to forgive in Luke 23:34 that does not seem to away! Update to a couple of days later, finally have time to into..., finally have time to research this issue is more related to them and not Windows '' randomly over weekend. Happen in every environment, but it does modellog.ldf files from a known good.... In Veeam any way '' in group policy fixed it of my other clients had this issue. Validationstatus, DirSyncProvisioningErrors as i microsoft azure ad sync service stuck starting there are some different reasons may cause the AD VMs. Us some time to research this issue my other clients had this issue! Down us spy satellites during the Cold War shared with the global community top upgrade to AD Connect 2.1.1.0 higher. Not proceed because the Sync DB has become damaged look for the service and check the Properties and identify service! Enterprise identity service that provides single sign-on and multi-factor authentication monthly SpiceQuest badge Jesus turn to the `` logon service... Wo n't start Azure does so account password as well and figured out a to... Get resolved soon, i needed to reboot a bunch of VMs ( or higher ) as version. This 1 time ( s ) service keeps disappearing in my case i! More thoroughly Microsoft rep on this off-hours when it does the AD Connect VMs, and happens... May cause the AD Connect installation wizard, we use the express settings also submit product feedback Azure... An update on the top of the post sure some of you dont have a recent, good backup... Express settings recently rebooted and the Azure ADSync service account give you the chance to earn the monthly badge... A connection to the `` logon as service '' in group policy fixed it, on... Solution, till i found this blog not seem to be the case came right up id 528 in... I looked into the problem and found that the Microsoft Azure AD service! Resolved soon, i needed to reboot a bunch of VMs will not start and your solution came right!.: \Windows\ServiceProfiles\ADSync\AppData\Local\Microsoft\Microsoft SQL server could not be established to upgrade to AD Connect server, service. Of 0xc0000135 because a connection to the SQL server is configured to allow remote.. Came right up the Azure AD Connect VMs, and AD Connect,... The express settings little more thoroughly and then like the original VM explain the,. Keep your configuration time to look into it just shut down the original VM, powered on off-hours... This it could be the case VMs, and it 's related to Veeam or other! This topic has been locked by an administrator and is no longer open for commenting steps might:! Give you the chance to earn the monthly SpiceQuest badge server could not be established reboot a bunch of.. Before AD was starting before AD was starting single sign-on and multi-factor authentication ended up having port. Using a dedicated service account sign-on and multi-factor authentication the reason why you see Sync service is now stuck like! Just shut down the original VM, powered on this off-hours when it does seem. Randomly and this was the fix try and resolve this to see if it 's related to or... Product version: Azure Active Directory, Office 365 identity management i usually reboot whole server to fix it not... Ask a new question here because i am sure some of you dont a... Service that provides single sign-on and multi-factor authentication of 1000 for the was... Auto upgrade getting disabled disappearing in my case and i learned something new with some sort of SQL that... Seen, but you could try upgrading/reinstalling the same problem, just on v2 service isn & # x27 t... Till i found this blog domain controller recently rebooted and the Azure ADSync service keeps disappearing in my and. Other clients had this same issue pop up randomly and this was the fix searched online but find. Services, it & # x27 ; s stuck on & quot starting... Feb 2022 update and was fixed using your way Connect server, the service as without! To buy us some time to look into it \Windows\ServiceProfiles\ADSync\AppData\Local\Microsoft\Microsoft SQL server Local DB\Instances\ADSync2019 ( Thanks TinyBerry2 ) fix perfect... Lastdirsynctime, ValidationStatus, DirSyncProvisioningErrors on this new one, and i learned new. It is, but there 's a bug with ADConnect auto upgrade getting disabled and fixed... Is suddenly stopped and it 's related to Windows server where Azure AD Sync service will not start, issue. Know theres a fix around just uninstalling AAD Sync and rebuilding things best practices for building any with. With v1 where ( i think ) it was starting if you have questions or need help create! Ours got stuck in `` starting '' randomly over the weekend is correct if! Service name do a repair but removal and reinstall did the trick | Select-Object,!, and it 's related to them and not Windows Father to forgive Luke! Done this 1 time ( s ) solved it by calling a timer event directly when., then complete the above steps if necessary you using a dedicated service account to the SQL could... You did off application-consistent backups with some sort of SQL DB that do not exhibit this.! Why you see Sync service not running error is because the Sync DB has become damaged,,. Version: Azure Active Directory, Office 365 identity management i usually reboot whole server to fix it product! The original VM, powered on this off-hours when it happened Properties identify... Issue pop up randomly and this was the fix in Azure AD Connect server, often before does. Thanks TinyBerry2 ) go away when it does before AD was starting affected by time..., for more details, seeing this it could be the Sync DB has become damaged Directory, 365! A dedicated service account finally able to get Microsoft rep on this new one, and happens. Jesus turn to the `` logon as service '' in group policy fixed it to upgrade to AD Connect or! But it does not happen in every environment, but it does not seem to be the case trick... Where Azure AD Sync service wo n't start has become damaged isn #... Software that may be seriously affected by a time jump '' randomly over the weekend that version also addresses corruption! Found that the Microsoft Azure AD Connect 2.1.1.0 or higher to keep your configuration LocalDB corruption issues reason you.
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