Can’t start User Profile Synchronization service in SharePoint 2013 – UnauthorizedAccessException

Error from Log Files

Exception trying to write the management agent stack size for the Moss MA. System.UnauthorizedAccessException: Access to the registry key ‘HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FIMSynchronizationService\Parameters\PerMAInstance\MOSS-UserProfile’ is denied.
at Microsoft.Win32.RegistryKey.Win32Error(Int32 errorCode, String str)
at Microsoft.Win32.RegistryKey.CreateSubKeyInternal(String subkey, RegistryKeyPermissionCheck permissionCheck, Object registrySecurityObj, RegistryOptions registryOptions)
at Microsoft.Win32.RegistryKey.CreateSubKey(String subkey, RegistryKeyPermissionCheck permissionCheck)
at Microsoft.Office.Server.Administration.UserProfileApplication.SetupSynchronizationService(ProfileSynchronizationServiceInstance profileSyncInstance)

 

  • Go to Central Admin -> Security -> Service Accounts
  • Find the account running “User Profile Synchronization Service”
  • Add the account as admin on the servers
  • Restart the servers

 

 

 

 

 

 

 

 

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