Summary
Quick steps to fix 'couldn't connect to display ":0"' error message with Intel Edge Insights for Industrial.
Description
- Installed Intel Edge Insights for Industrial
- Attempted to connect to TLS Remote Agent and ran into the following error
File "/usr/lib/python3.6/tkinter/__init__.py", line 2023, in __init__
self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: couldn't connect to display ":0"
Resolution
The application was unable to connect to display 0.
- Verify the display name by running the who command in your terminal
- Update the DISPLAY variable
- export DISPLAY=":0"
- Disable access control
- xhost +