Clear SharePoint Config Cache to Fix “An update conflict has occurred, and you must re-try this action” Error
When trying to update some configuration settings in SharePoint 2007 Central Administration, Got the error message:
An update conflict has occurred, and you must re-try this action. The object SPFarm Name=SharePoint_Config is being updated by DOMAIN\username, in the STSADM process, on machine MACHINE-NAME. View the tracing log for more information about the conflict.
Fix: Clear SharePoint configuration Cache.
How to Clear Configuration Cache in SharePoint?
1. Go to Services console (Start >> Administrative Tools >> Services or Type: “services.msc” in Run dialog box), Find and Stop “Windows SharePoint Services Timer”.
2. Go to “C:\Documents and Settings\All Users\Application Data\Microsoft\SharePoint\Config\{GUID}”
3. Select all XML files and Delete (Don’t delete cache.ini file!)
4. Open cache.ini file and enter “1”, save and close.
5. Start SharePoint Timer Job again from the services console.
6. Verify the cache clear by opening cache.ini file again. It shouldn’t be “1”.
KB: https://support.microsoft.com/kb/939308
To clear SharePoint config cache on all servers, use PowerShell: Clear configuration cache in SharePoint 2013 using PowerShell
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