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I made a codespaces to work on gui based applications . But below error is showing. please guide me over this problem and how to make it work.

Traceback (most recent call last):
  File "/workspaces/CODSOFT/calculator.py", line 24, in <module>
    window = tk.Tk()
  File "/home/codespace/.python/current/lib/python3.10/tkinter/__init__.py", line 2299, in __init__
    self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: no display name and no $DISPLAY environment variable

Traceback (most recent call last):
  File "/workspaces/CODSOFT/calculator.py", line 24, in <module>
    window = tk.Tk()
  File "/home/codespace/.python/current/lib/python3.10/tkinter/__init__.py", line 2299, in __init__
    self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: no display name and no $DISPLAY environment variable
Improve this question
3
  • Please provide enough code so others can better understand or reproduce the problem. Commented Jan 22, 2024 at 9:29
  • 1
    There is no physical monitor attached on a cloud platform, so GUI application cannot be executed unless the graphical rendering is redirected to somewhere else that has a physical monitor attached. Commented Jan 22, 2024 at 9:55
  • stackoverflow.com/questions/72676914/… has solutions for this when running under linux. Commented Jun 6, 2024 at 10:47
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