(https://cloud.githubusercontent.com/assets/4009835/16753282/3b8d9458-4806-11e6-88da-73f8f9fe2c43.png)
Above is the link to screenshot of the error. Jsonschema is already installed and updated to recent version.
please suggest any thing that fixes this 'cause I need gns3 as soon as possible before my training begins at Honeywell by next monday.
thanks