error/moodle/could not upgrade google authtoken to session token
From MoodleDocs
An error that occurs when trying to upload a file from a Google Docs repository.
Note: You are currently viewing documentation for Moodle 2.5. Up-to-date documentation for the latest stable version of Moodle may be available here: error/moodle/could not upgrade google authtoken to session token.
An error that occurs when trying to upload a file from a Google Docs repository.