This error can signal a Windows or UNIX problem.
The environmental variableDISPLAY
is not set correctly.setenv DISPLAY <your_machine>:0.0
● The variableDISPLAY
is not set in your environment.
1. Verify that the MKS XServer is running. You should see a small, green XServer icon that looks like xv, task bar. If you do not see the icon, click Start > Programs > Vision > MKS X/Server > XServer to start the XServer.
2. Open your system control panel and set the variableDISPLAY
with the value: