# I already install python but i recive this error in terminal

**URL:** <https://gromacs.bioexcel.eu/t/i-already-install-python-but-i-recive-this-error-in-terminal/9158>\
**Category:** User discussions\
**Created:** [May 16, 2024, 12:07pm UTC](https://gromacs.bioexcel.eu/t/i-already-install-python-but-i-recive-this-error-in-terminal/9158 "2024-05-16T12:07:03Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![aydatazh](https://dub1.discourse-cdn.com/flex017/user_avatar/gromacs.bioexcel.eu/aydatazh/32/3346_2.png) [@aydatazh](https://gromacs.bioexcel.eu/u/aydatazh)\
**Post date:** [May 16, 2024, 12:07pm UTC](https://gromacs.bioexcel.eu/t/i-already-install-python-but-i-recive-this-error-in-terminal/9158/1 "2024-05-16T12:07:03Z")

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GROMACS version:2024.2.  
GROMACS modification: Yes/No  
Here post your question I already install python but i recive this error in terminal

 ![Screenshot from 2024-05-16 15-02-35](https://europe1.discourse-cdn.com/flex017/uploads/bioexcel1/original/2X/2/2782a28ade9cbedc6218130caaf9dd8bc25a6266.png)

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**Author:** ![obZehn](https://dub1.discourse-cdn.com/flex017/user_avatar/gromacs.bioexcel.eu/obzehn/32/2629_2.png) [@obZehn](https://gromacs.bioexcel.eu/u/obZehn)\
**Post date:** [May 16, 2024, 12:20pm UTC](https://gromacs.bioexcel.eu/t/i-already-install-python-but-i-recive-this-error-in-terminal/9158/2 "2024-05-16T12:20:52Z")

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This is not really a GROMACS related question, as the error you are getting is due to python and the cgenff script. Have you tried to use `python3` as the error comment suggests? I don’t know for which python version the script was written, but most likely is python3.