create-react-app
initializes a repository where babel-loader is installed as an older version than needed.
LOG:
There
However, a different version of babel-loader was detected higher up in the tree:
You should delete babel-loader package that was was detected higher up the tree. The output says there is a node_modules folder with babel-loader at..
C:\Users\user\node_modules\babel-loader (version: 8.0.2)
You may be able to delete the C:\Users\user\node_modules directory altogether as well, unless for some reason you have a project rooted there inside /Users/{user}