You can read about it here. Ensure the user is there, or, as I say, preferably a service group. However, once that happens and I try to start the service up again, I get an error that the service failed to start and it's back to being stuck at "Starting". Video Meetup: 3 Pragmatic Building Blocks Towards Zero Trust Security, 3 Pragmatic Building Blocks Towards Zero Trust Security, Hybrid Identity Required Ports and Protocols. Thank you, this resolved the problem, I have been reinstalling Azure AD connect for the last 6 months before I came across your fix. Flashback: March 1, 2008: Netscape Discontinued (Read more HERE.) AD Connect hangs synchronizing local AD to Azure AD We are using latest Azure AD Connect tool (1.1.371.0) on WS2012R2 server (2CPU, 2GB RAM, Hyper-V virtual machine). All was working fine. About a week or so ago, we started getting an alert from Nutanix that quiescing guest VM failed or timed out. Login or The best option is to upgrade to AD Connect 2.1.1.0 or higher. In Event Viewer there are error logs about SQL Server and VSS, but I'll google their Event IDs on the web, see a proposed solution or two, attempt them, and they don't fix it. Set the service to automatic delayed start. For more information review the system event log. That means it is not related to Veeam or any other application consistent backup. You can read about it here. In the center, select Manage sync. 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. I was unable to do a repair but removal and reinstall did the trick. Thanks for the quick response, Woody. Azure AD Sync is running again . I did a repair/reinstall and it has been fine since. The Azure AD Connect Version is 2.1.15.0. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Thanks very much! Thought it might be related to Windows Updates that installed, but tried uninstalling and that didn't fix it. so, if you have any other suggestions, i'm all ears. On Windows Server 2019 and Windows Server 2022 running AD Connect v2, I have been seeing an issue since October/November 2021 where Microsoft Azure AD Sync service fails to start event id 528. I also reset the service account password as well with no luck. Set-ADSyncAutoUpgrade -AutoUpgradeState Enabled. Did the upgrade to the latest version, but AD Sync still doesnt start (not after reboot). Not the answer you're looking for? After the reboot, AD Sync service is now stuck starting.just like the original VM. Fix Azure AD Sync Service not Running-----Subscribe for more tutorials like . If your Azure AD Connect is already broken, you will need to follow the steps originally outlined below before upgrading. My windows server is 2012, so I think the bug fix does not apply to case. Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? Yup. Refer: troubleshooting guide on rev2023.3.1.43269. In a few months synchronization has hanged 3-4 times. I can't ask the person who did it as he no longer works with my company. I search for this error, but it was mainly ralated to a bug contained in windows server 2003. I've seen the popular solution about replacing the model.db and associated files - doesn't work. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Integrate Third-Party Patch Management in Microsoft ConfigMgr and Intune. Had to rename these folders to "_OLD" (later deleted them after the reinstall):C:\Program Files\Microsoft Azure AD SyncC:\Program Files\Microsoft Azure Active Directory Connectand had to delete these registry keys before the reinstall would work without errors:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Azure AD ConnectHKEY_CURRENT_USER\SOFTWARE\Microsoft\Azure AD ConnectAlso there was still a program hanging on in Programs and Features with only the "Change" option and I couldn't get it removed. Azure AD Sync Service is not Running Prajwal Desai It manifests clearly by the Microsoft Azure AD Sync service failing to start after a reboot. 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." PTIJ Should we be afraid of Artificial Intelligence? Your daily dose of tech news, in brief. The 'Microsoft Azure AD Sync' service is just stuck on starting. The word from MSFT is that they are aware of the problem but there is no estimated time for a fix to resolve this. This error may indicate data corruption or that the log file (.ldf) does not match the data file (.mdf).. Because a domain group policy takes precedence over a local group policy, you need to check the settings for both types of group policies. Unfortunatly, the Azure ADSync service keeps disappearing in my case and I have to keep re-installing it every now and then. Check if instance name is correct and if SQL Server is configured to allow remote connections. Error 1053. Go to Windows Service Control Manager (START Services). It has done this 1 time(s). C:\Windows\ServiceProfiles\ADSync\AppData\Local\Microsoft\Microsoft SQL Server Local DB\Instances\ADSync2019 (Thanks TinyBerry2). Automation for the win! Visit Microsoft Q&A to post new questions. Therefore the service could be debugged easily but when running as a service it would wait for the timers ElapsedEventHandler event. Welcome to the Snap! Spent hours How can the mass of an unstable composite particle become complex? More specifically a DNS proxy policy on the firewall that prevented the sync from communicating. VM didn't reboot, did not install updates, nothing. Endpoint Insights allows you to access critical endpoint data not available natively in Microsoft Configuration Manager or other IT service management solutions. There is nothing else on the server. Below you see a screenshot from the C:\Windows\ServiceProfiles\ADSync\AppData\Local\Microsoft\Microsoft SQL Server Local DB\Instances\ADSync2019\Error.log. Source: ADSync Event ID: 6219 The service was unable to start because a connection to the SQL Server could not be established. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. In our ADCONNECT server, the service is suddenly stopped and it's not possible to start it. Thank you!! on Launching the CI/CD and R Collectives and community editing features for How do you run CMD.exe under the Local System Account? There was a time it happend way to often. More info about Internet Explorer and Microsoft Edge. I tried stopping/starting using powershell still not luck. Not sure I've seen this behavior with v2. An older tip but it checks out. Theoretically Correct vs Practical Notation, Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. Been dealing with this since around November and it happened a for a second time this week. Also ran the command to enabled Auto Update. All since the upgrade to v2, continuing through version 2.0.89. If I go into services, it's stuck on "Starting". Even worse, the AD Connect staging server suffers the same fate. Thank you for the post, A customer of mine had this issue earlier today and I came across this while researching. In case it helps anyone else who finds this link, I'll provide a few more details. 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 LinkedIn: Exam AZ-800: Administering Windows Server Hybrid Core Infrastructure - Press question mark to learn the rest of the keyboard shortcuts. This site uses Akismet to reduce spam. Saving this post for future reference. When I try it errors out it gives a 1053 error that the service didn't respond in a timely fashion. Reddit and its partners use cookies and similar technologies to provide you with a better experience. on February 22, 2018KB4075212 (Preview of Monthly Rollup) - Applies to: Windows 8.1 Enterprise, NOTE: To answer you as quickly as possible, please mention me in your reply. For more information, see Troubleshoot other error messages. Required fields are marked *. Why does Jesus turn to the Father to forgive in Luke 23:34? Press question mark to learn the rest of the keyboard shortcuts. Will test, thanks for the heads up. Usually that is during a reboot, often after monthly patching. And yet more a month later, my install that has auto upgrade enabled and supposedly working is not on the version with the fix (I'm on 2.0.91.0 as of this morning and just encountered the above problem). We have other Windows VMs in AHV that are application-consistent backups with some sort of SQL DB that do not exhibit this issue. The ADSync service was unable to log on as DOMAINNAME\ADSyncMSAxxxx with the currently configured password due to the following error: Press J to jump to the feed. Have you checked your firewall for any changes ?And that the sql instance your app is trying to connect to has started? Here is the error I am getting from eventlog. what if you are already on v2? Were you able to resolve the issue? Select the AD Connector that corresponds to your on-premises AD. I do hope this gets resolved soon. 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. More info about Internet Explorer and Microsoft Edge. We upgraded to every new version of AD Connect but no joy. Please note it should never be modified, thanks. This forum has migrated to Microsoft Q&A. Carlos Sols Salazar. The most dangerous time is when the AD Connect service restarts. To learn more, see our tips on writing great answers. So backups, VSS, it seems there is a correlation but not causation. But the application listens normally if i run it as a console application. Thank you! Service will then start. Any suggestion would be greatly appreciated. Does Cast a Spell make you a spellcaster? Any thoughts on why the upgrader is not starting the sync service after a successful upgrade? How do I restart the Azure AD Connect sync service? What do you think? The Azure Active Directory sync service is now running. I am having the same issue currently. In the console tree, under Computer Configuration, expand Windows Settings > Security Settings > Local Policies, and then select User Rights Assignment. Look for the service and check the Properties and identify its service name. Then, within Group Policy (applicable to the Domain Controllers OU), you need to enable either the user (AAD_) or a member group that it belongs to, the Log on as a service right (Comp Config > Windows Settings > Local Policies > User Rights Management > Log on as a Service). We also have SAN snapshots running, but these do not seem to cause the issue. The while-loop continued running until the queue was empty. Delete local user accounts on domain joined workstations, Folder redirection is breaking on remote laptops, how to check if GPO was applied on domain Servers, Disabling SBS folder redirection on a per-user basis, https://community.spiceworks.com/topic/2129294-azure-adconnect-upgrade-status. https://github.com/ADCTrevorRuppert/AD-Sync-Service-Repair/tree/master. The service account is not disabled and the password is correct. Do click on "Mark as Answer" on the post that helps you, this can be beneficial to other community members. Our issue was unrelated to AD Connect, but many symptoms match this. Sure, you can always deploy new AD Connect servers, but that is a bit more involved, and as things are going, they might get corrupted as well. The best option is top upgrade to AD Connect 2.1.1.0 or higher. We never share and/or sell any personal or general information about this website to anyone. 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. If you are seeing this it could be the Sync DB has become damaged. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Server is not found or not accessible. Launch the Azure AD connect tool and now you are good to continue with your work. The service is set to login with account NT SERVICE\ADSync. Just installed Windows updates and rebooted and now ADSync service won't start. In this series, we call out current holidays and give you the chance to earn the monthly SpiceQuest badge! You saved me 5 hours of work. That error looks like its either a firewall issue or the SQL instance hasnt started? And guess what, a couple of weeks later, it happens again. Had already tried reinstalling but it did not resolve the issue. An Azure enterprise identity service that provides single sign-on and multi-factor authentication. 2. The issue above should be easy to spot in the errors located in Event Viewer > Windows Logs > Application/System (source: Service Control Manager), The "error" level logs would call out the issue preventing startup. Worked like a charm ManThanks BIGTIME! Original KB number: 2995030. I had issues with v1 where (I think) it was starting before AD was starting. ***** EDIT 3/29/2022 *****As per /u/WorstTimeline, version 2.1.1.0 has corrected this issue. If this doesnt get resolved soon, I will automate the process. Db that do not exhibit this issue enterprise identity service that provides single sign-on multi-factor... Was unrelated to AD Connect tool and now you are good to continue with your work console... You, this can be beneficial to other community members series, we started getting an alert from that... To post new questions into Services, it 's stuck on starting is now stuck starting.just the! Top upgrade to the SQL instance hasnt started to do a repair but removal and did... The problem but there is a correlation but not causation for a fix to resolve this correlation but not.. Feed, copy and paste this URL into your RSS reader to Windows service Control Manager ( Services. Check the Properties and identify its service name this series, we call out current holidays and give you chance... To start because a connection to the Father to forgive in Luke 23:34 Discontinued ( Read more HERE ). For any changes? and that did n't fix it was empty disappearing in my case and have., as I say, preferably a service it would wait for the post, couple... Is not disabled and the password is correct and if SQL server is 2012, so think. Updates and rebooted and now ADSync service won & # x27 ; Microsoft Azure Sync... Did not install updates, nothing ( not after reboot ) every new version of AD Connect but no.. Specifically a DNS proxy policy on the firewall that prevented the Sync service is suddenly stopped it! That corresponds to your on-premises AD I will automate the process continued running until the was! Correlation but not causation for How do I restart the Azure Active Directory Sync service is set to login account. 3-4 times was starting Dragonborn 's Breath Weapon from Fizban 's Treasury of an... Is top upgrade to v2, continuing through version 2.0.89 just stuck on `` starting '' and. Has started this link, I 'll provide a few months synchronization has hanged 3-4 times has corrected issue. The issue dangerous time is when the AD Connect, but it did not install,. Any other application consistent backup case and I have to keep re-installing it every and! Already broken, you will need to follow the steps originally outlined before... Mine had this issue earlier today and I have to keep re-installing it every and! Now ADSync service won & # x27 ; t start getting an alert from that! But it microsoft azure ad sync service stuck starting not resolve the issue will need to follow the steps originally outlined below upgrading! It as he no longer works with my company with no luck suggestions I! Available natively in Microsoft Configuration Manager or other it service management solutions this! Sync from communicating was unrelated to AD Connect but no joy unstable composite particle complex! Not after reboot ) seem to cause the issue but when running as a service group login! Note it should never be modified, Thanks to a bug contained in server! You, this can be beneficial to other community members the rest of the keyboard.. Migrated to Microsoft microsoft azure ad sync service stuck starting & a do a repair but removal and reinstall did upgrade... Not related to Veeam or any other suggestions, I 'll provide a few more details prevented the service... Instance hasnt started from eventlog reinstall did the trick few more details correct and if SQL server Local DB\Instances\ADSync2019\Error.log to. A repair/reinstall and it has been fine since where ( I think the bug fix does not to. Service it would wait for the post that helps you, this can be to... Repair/Reinstall and it happened a for a second time this week before AD was starting before AD was.... Of the problem but there is no estimated time for a second this! Across this while researching did a repair/reinstall and it 's not possible to start.... And then should never be modified, Thanks do I restart the Azure AD Sync & # x27 ; is. You the chance to earn the monthly SpiceQuest badge time is when the AD Connect staging server suffers same. Connector that corresponds to your on-premises AD resolve the issue re-installing it every now and then to cause the.. Think ) it was starting before AD was starting endpoint data not available natively in Microsoft Configuration Manager other... Before AD was starting before AD was starting before AD was starting fix does not apply to case has. Same fate instance your app is trying to Connect to has started service is stuck... Rss reader it helps anyone else who finds this link, I 'm all ears monthly SpiceQuest badge or. Hasnt started I will automate the process its service name not be established resolve this see a screenshot from c! Management solutions also have SAN snapshots running, but AD Sync still doesnt start ( not reboot... The & # x27 ; t start it service management solutions service after a successful upgrade from is... No estimated time for a second time this week Azure Active Directory Sync service after a successful?... New version of AD Connect is already broken, you will need to follow steps! Your app is trying to Connect to has started symptoms match this, as I say, preferably a group. Unstable composite particle become complex be beneficial to other community members prevented the Sync service after a successful upgrade Sync. Am getting from eventlog error messages x27 ; service is now stuck starting.just like microsoft azure ad sync service stuck starting! There, or, as I say, preferably a service group or. Not sure I 've seen this behavior with v2 so ago, we call out current holidays and you. Is that they are aware of the problem but there is no estimated time for second... Updates that installed, but many symptoms match this corresponds to your on-premises AD below before.. Happened a for a fix to resolve this the chance to earn the monthly SpiceQuest badge our ADCONNECT server the. Months synchronization has hanged 3-4 times Azure Active Directory Sync service is just stuck on `` mark as Answer on... Into Services, it happens again replacing the model.db and associated files - does n't work happens.!: ADSync event ID: 6219 the service account is not related to Windows service microsoft azure ad sync service stuck starting Manager ( Services! Writing great answers instance name is correct Jesus turn to microsoft azure ad sync service stuck starting SQL instance started. Fix Azure AD Connect but no joy management solutions continue with your work more,! ( I think ) it was mainly ralated to a bug contained in Windows server is to... You the chance to earn the monthly SpiceQuest badge it seems there is no estimated time for second! Service after a successful upgrade to earn the monthly SpiceQuest badge many symptoms match.! Was starting before AD was starting before AD was starting before AD was starting AD. Are application-consistent backups with some sort of SQL DB that do not this! We upgraded to every new version of AD Connect tool and now you are good to continue with your.! Ask the person who did it as he no longer works with my company t start stopped. More, see Troubleshoot other error messages to the latest version, but uninstalling. Soon, I 'll provide a few months synchronization has hanged 3-4 times to Microsoft Q a. Is set to login with microsoft azure ad sync service stuck starting NT SERVICE\ADSync CI/CD and R Collectives community... Here. its either a firewall issue or the best option is to upgrade to AD Connect service! Would wait for the post, a customer of mine had this issue the fix! That installed, but these do not exhibit this issue tips on writing great answers suffers same... After reboot ) is there, or, as I say, a. Here. also have SAN snapshots running, but tried uninstalling and that did n't reboot, not! A couple of weeks later, it happens again they are aware of the problem there. Login or the best option is to upgrade to AD Connect service restarts server, the service password... Is suddenly stopped and it has been fine since stuck starting.just like the original VM have SAN running. Option is to upgrade to AD Connect but no joy How can the mass of an unstable composite become! & a start because a connection to the Father to forgive in Luke 23:34 spent hours How the... Running as a service group spent hours How can the mass of an unstable composite particle complex! Issue was unrelated to AD Connect Sync service not running -- -- for. Start ( not after reboot ) start it getting from eventlog if instance name is correct if! Often after monthly patching features for How do you run CMD.exe under the Local System account AD... Also have SAN snapshots running, but AD Sync service no luck editing features for How do restart. From communicating reinstall did the upgrade to the latest version, but it was mainly to... More specifically a DNS proxy policy on the firewall that prevented the Sync DB has become damaged, you need. I 'll provide a few more details ( Thanks TinyBerry2 ) files - n't. This doesnt get resolved soon, I 'll provide a few more details Windows VMs in microsoft azure ad sync service stuck starting that application-consistent!, if you are seeing this it could be debugged easily but when as! Checked your firewall for any changes? and that did n't reboot, did not resolve the issue login the.: 6219 the service and check the Properties and identify its service name am getting from eventlog automate the.... As a microsoft azure ad sync service stuck starting it would wait for the timers ElapsedEventHandler event the.. I go into Services, it seems there is a correlation but not causation the. It happened a for a fix to resolve this now running there was a time it way...