No data is being gathered for Windows 2012 host by V5.8.5 WindowsAgent and no debug data is generated in the WindowsAgent log. (4265120)

No data is being gathered for Windows 2012 host by V5.8.5 WindowsAgent and no debug data is generated in the WindowsAgent log.

No data is being gathered for Windows 2012 host.
No debug data is generated in the WindowsAgent log when either debug level 1 or debug level 2 is invoked.  
The windows agent was collecting data previously.

There were intermittent errors reported previously in the WindowsAgent log.  Following are some examples:

ECHO <fb8be857-fbcf-4747-973d-295a8570e581/HostAgents/5.8.5/WindowsAgent/Monitor@hostname> WARN [Quartz[0]-3252] com.quest.glue.core.remoteconnection.windows.wmi.WMIUtils - The remote system has indicated that the query "SELECT Caption, Version, BuildNumber, ServicePackMajorVersion, ServicePackMinorVersion FROM Win32_OperatingSystem" has failed, no results will be returned. com.quest.glue.api.services.QueryFailedException: The query 'SELECT Caption, Version, BuildNumber, ServicePackMajorVersion, ServicePackMinorVersion FROM Win32_OperatingSystem' has failed (0x80080005)
at com.quest.glue.core.remoteconnection.windows.wmi.WMIUtils.createQueryFailedException(WMIUtils.java:391) at
...
Caused by: com.jacob.com.ComFailException: Invoke of: Count
Source: SWbemObjectSet
Description: Server execution failed

ECHO <fb8be857-fbcf-4747-973d-295a8570e581/HostAgents/5.8.5/WindowsAgent/Monitor@hostname> WARN [Quartz[0]-5083] com.quest.glue.core.remoteconnection.windows.wmi.WMIUtils - The remote system has indicated that the query "SELECT * FROM Win32_NTLogEvent WHERE Logfile='Application' AND TimeGenerated < '20150610111033.000000+0' AND RecordNumber=181245" has failed, no results will be returned. com.quest.glue.api.services.QueryFailedException: The query 'SELECT * FROM Win32_NTLogEvent WHERE Logfile='Application' AND TimeGenerated < '20150610111033.000000+0' AND RecordNumber=181245' has failed (0x80041013) at com.quest.glue.core.remoteconnection.windows.wmi.WMIUtils.createQueryFailedException(WMIUtils.java:391)
...
Caused by: com.jacob.com.ComFailException: Invoke of: Count
Source: SWbemObjectSet
Description: Provider load failure

It is possible that the WMI repository is corrupted or that there is a WMI handle or WMI memory leak.

Execute the following steps on the monitored host:

1)  Apply the following two Windows 2012 hotfixes on the monitored:

   https://support.microsoft.com/en-us/kb/2792123
   https://support.microsoft.com/en-us/kb/2790831

or from here hotfix

   https://support.microsoft.com/en-us/kb/3103616

2)  Restart the host
3)  Issue the following command from the windows command line:

 winmgmt /verifyrepository

The following message should be reported if there are no problems:

WMI repository is consistent

Workaround 1: Restart the "Windows Management Instrumentation" service from the Windows Services dialog

1) Stop the WindowsAgent (wait 5 minutes after stopping the agent for the pooled connections to the remote host to be closed).
2) Run services.msc on the monitored host.
3) Right-click the "Windows Management Instrumentation" service and choose "Restart"
4) Restart the WindowsAgent.

Workaround 2:

Reboot the monitored host.