Tech Encounters

Access to drivers on Windows Update was blocked by policy EventID:122 errors appearing on Windows Server 2012 Hyper-V host.  “Device Setup Manager” service. There is a scheduled task that runs each night in “Microsoft | Windows | Device Setup” called “Metadata Refresh”.  When that task runs it causes the “Device Setup Manager” service to start, and that’s what is causing the messages.  If you look in the Event Viewer under “Application and Services Logs | Microsoft | Windows | DeviceSetupManager | Admin” and filter on Event ID 122 then you can see the entries. The “policy” that is causing the block is actually the Device Installation Settings.  SOLUTION Use the search in the Control Panel window and look for “device installation” When that window opens, you will see the settings that define the “policy” If you change the setting to “Always install the best driver software from Windows Update.” then the Even...

Hyper-V is not in a state to accept replication on the replica server for virtual machine   Message appears at the end of the replication Wizard. A replica for this virtual machine had previously existed on the Replica server. Cause The previous successful or unsuccessful replicated virtual machine may be still exist at the replica server.   Solution Remove the old virtual machine at the  replica server and enable replication again.  Yes this pushes a fresh replication to the replica server. Additional notes Under the details of the error message on the source server a Virtual machine ID is listed, and using this ID to find the replication files from the previous replication on the Replica server (under \Virtual Hard Disks\Hyper-V Replica\Virtual hard disks\<ID>\ and under \Virtual Hard Disks\Hyper-V Replica\Virtual Machines\<ID>. These files may be locked while a previous replica exists on the Replica server

Virtual Machine failed to start worker process: Incorrect function. (0x80070001) Configuration Hyper-v Server 2012 with 4 VMs. One VM running the others would not start. Error message popup when starting VM. Further in the event logs "The authorization store could not be initialized from storage location". Cause An earlier test restore had replaced the key entry with a now redundant location. Solution Edit registry key as below [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Virtualization] Problem Key shows an invalid location: "StoreLocation"="msxml://D:\\Restore Test\\Host Component\\C_\\ProgramData\\Microsoft\\Windows\\Hyper-V\\InitialStore.xml" Change key to correct location: "StoreLocation"="msxml://C:\\ProgramData\\Microsoft\\Windows\\Hyper-V\\InitialStore.xml" Then restart Virtual Machine Service from Hyper-V console

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