System error 52 - You were not connected because a duplicate name exists on the network.

Symptoms

You can ping a host but not net view it. When using net view \\hostname, you get system error 52 - a duplicate name exists on the network.

Resolutions

There are two host names or alias name (cname) are pointed to the same IP.

1) check the WINS records.

2) check DNS records.

3) Go to System in the Control Panel to change the computer name and try again.