I tried to install the environment in my device without GPU, but it install cudatoolkit even if I don’t tell it to install and fails with error :
tk-8.6.11            | 3.8 MB    | ################################################################### | 100%
lz4-c-1.9.3          | 135 KB    | ################################################################### | 100%
Preparing transaction: done
Verifying transaction: done
Executing transaction: done
ERROR conda.core.link:_execute(698): An error occurred while installing package ‘conda-forge::cudatoolkit-11.1.1-heb2d755_7’.
Rolling back transaction: done
LinkError: post-link script failed for package conda-forge::cudatoolkit-11.1.1-heb2d755_7
location of failed script: C:\Users\Sylvain ARD.conda\envs\detectron2\Scripts.cudatoolkit-post-link.bat
==> script messages <==

==> script output <==
stdout:
stderr: Accès refusé.
return code: 1
()