Ensure to copy your n8n workflow and paste it in the code block, that is in between the pairs of triple backticks, which also could be achieved by clicking </> (preformatted text) in the editor and pasting in your workflow.
```
<your workflow>
```
That implies to any JSON output you would like to share with us.
Make sure that you have removed any sensitive information from your workflow and include dummy or pinned data with it!
You seem to be using a very old version of Google Drive node. Have you copied it from some old template or workflow?
The latest version allows you to get all the folders as with the node below. Similarly, you can get all the files only.