Failed to load the jupyterlab-git server extension

I'm using an Azure virtual machine. In jupyter lab I downloaded the git extension with:
`pip install jupyterlab-git `
and downloaded @jupyterlab/git from the extension manager.

After refresh I get the following error:
"Git server extension is unavailable. Please ensure you have installed the JupyterLab Git server extension by running: pip install --upgrade jupyterlab-git. To confirm that the server extension is installed, run: jupyter server extension list."


I did run `pip install --upgrade jupyterlab-git ` and everything seems fine, requirements were already installed.
From the output of jupyter server extension list I can correctly see the extension: