Patching policy cannot be applied due to "Failed to execute script LGPEdit.exe"

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In some cases the Local Group Policy settings on a system become broken and the Onsite Manager/Device Manager is not able to insert the local policy to apply patching settings.

In C:\Program Files (x86)\Level Platforms\Onsite Manager\Logs\traceexpertsystem.txt there will be an error similar to

2020/06/18 12:00:00 [35] ERROR Avg.MW.OM.MWExpertSystem.Business.OMExpertSystem.PatchAgent - Failed to execute script LGPEdit.exe on device with IP(s) 192.168.1.1. Return Code: -532462766.
Task Error: AUTOMATIONTASK_ERROR_SUCCESS
Std Error:  
Unhandled Exception: System.Runtime.InteropServices.COMException: Error HRESULT E_FAIL has been returned from a call to a COM component.
   at LocalPolicy.COM.IGroupPolicyObject.OpenLocalMachineGPO(UInt32 flags)
   at LocalPolicy.ComputerGroupPolicyObject.<>c__DisplayClass2.<.ctor>b__0()
   at LocalPolicy.GroupPolicyObject.trycatch(Func`1 operation, String messageTemplate, Object[] messageArgs)
   at LocalPolicy.ComputerGroupPolicyObject..ctor(GroupPolicyObjectSettings options)
   at LGPEdit.PatchPolicyConfigurator.SetPolicy(String configFile)
   at LGPEdit.Program.Main(String[] args)
Std Out:
2018/06/14 14:25:59 [35] INFO  Avg.MW.OM.MWExpertSystem.Business.OMExpertSystem.PatchAgent - Update Patch Agent - DEVICE ASYNC End - DeviceID: 1

To repair this log into the device that is mentioned in the log entry by IP address and follow these steps:

Delete that file C:\Windows\System32\GroupPolicy\Machine\Registry.pol from the endpoint device.
Make a change to the patch policy and wait few minutes.
Run the WSUSClientDiagnostic tool on the device to verify that settings were created.