[GRASS-dev] Problem starting GRASS GUI - ntpath splitdrive

[Helmut Kudrnovsky]

>C:\>grass74
>Cleaning up temporary files...
>Starting GRASS GIS...
>ERROR: Invalid return code from GUI startup script.
>Please advise GRASS developers of this error.
>Exiting...
>Press any key to continue . . .

what is the invalid return code?

is there another python installation on this windows system?

>The strange thing is that both systems are similar, and it works in one,
and not in another.

can you delete all the content in:

C:\Users\YourUserName\AppData\Roaming\GRASS7

and try to restart



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best regards
Helmut
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