I get a 401 error: 'Invalid_client' after authorizing the plugin Floris de Leeuw May 11, 2016 18:34 Updated Follow You probably forgot to insert your Product name and Email address in the Google Drive App you created. See for more information: How do I create my own Google Drive App? (bullet 7) Related articles How do I create my own Google Drive App? How do I update the plugin? Error: (400) Invalid field selection Do downloads/media streams use bandwidth from my host? Are there any usage limits? Comments 0 comments Article is closed for comments.