That policy is disabled by default and shouldn't cause any issues with scanning.
What is the scan error? Troubleshooting Shavlik Protect Patch Scan Error Messages
Also, try this from a CMD prompt from the Protect server to the target machine:
net use \\machinename\IPC$
Do you see errors?
Thanks for your answer cwinning.
the error is: 452 Unable to connect to the remote machine.
I found this: https://community.shavlik.com/docs/DOC-23777 and I can scan the machine.
Can you tell me if I can apply it to all server whit this issue?
Thank you so much, cwinning
The workaround is valid for Windows Vista or newer OS's. I would suggest testing it on other OS's you are having issues with before pushing the change to all OS's.