ZPM SubAgent getting ERROR: "Open Request Error"

Errors are seen in Application Event Log
Packages not downloading from Novell Replication Server although all the subscription information appears to be correct.

The description for Event ID ( 1 ) in Source ( PatchLink Update Agent ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. You may be able to use the /AUXSOURCE= flag to retrieve this description; see Help and Support for details. The following information is part of the event: SubAgent: Get TaskList Communications Failure. Open Request Error (1109) An error occurred opening request tohttps://novell.patchlink.com/update/update/gravitixISAPI.dll.

The description for Event ID ( 1 ) in Source ( PatchLink Update Agent ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. You may be able to use the /AUXSOURCE= flag to retrieve this description; see Help and Support for details. The following information is part of the event: SubAgent: Get TaskList Communications Failure. Open Request Error (1116) An error occurred opening request tohttps://novell.patchlink.com/update/update/gravitixISAPI.dll.

1. On the local ZPM Update Server, open the Service Control Manager => Verify that the ZENworks Patch Management Update Agent Service is"Started” and set to "Automatic”.
2. Launch"REGEDIT” and look for the KEY_LOCAL_MACHINE\SOFTWARE\PatchLink.com\Gravitix\, rename the SubAgent keys from the registry.
3. Log back into the Update Web Interface => for ZPM 6.2 (OPTIONS => SUPPORT => RE-REGISTER AGENT) or for ZPM 6.3 (Options => Subscription Tab => . This will re-register your subscription service.
4. Click on Vulnerabilities; place a check mark next to any report that looks like a clock => click Update Cache. This should re-request the package to download onto to your PatchLink Update server.
5. Once the package has been requested, please check %Windir%\temp\, if the PatchLink Update Subscription agent is working, you should see a long named folder. This is a good indication that Packages are being downloaded.