Vimeo Authentication Not Working
Normally a Vimeo authentication error is due to the type of Vimeo account. A Vimeo Pro Account is required.
Vimeo Account Pro - Why do I need a Vimeo Pro account for TG 2.0?
Our API only allows submissions to their Pro account because of the videos submitted through TG 2.0 are usually Commercial or advertising types and those types violate Vimeos Terms of Service for the Basic members.
Please see #2 in their Terms of Service located at this link. http://vimeo.com/terms
2. License to Use the Vimeo Service
LICENSE: Vimeo grants you a limited, non-exclusive license to access and use the Vimeo Service for your own personal, non-commercial purposes. This includes the right to view content available on the Vimeo Service. This license is personal to you and may not be assigned or sublicensed to anyone else.
COMMERCIAL USE: You may not use the Vimeo Service for commercial purposes unless:
You are a Vimeo PRO user, in which case you may use and access the Vimeo Service for commercial and non-commercial purposes, subject to compliance with the Vimeo Guidelines;