!!! Overview
[{$pagename}] is defined in [RFC 6749] as "The requested [scope|OAuth Scopes] is invalid, unknown, malformed, or exceeds the [scope|OAuth Scopes] granted by the [Resource Owner]."

Interestingly this is __NOT__ defined in the [OAuth Parameters Registry] ([OAuth Extensions Error Registry|https://www.iana.org/assignments/oauth-parameters/oauth-parameters.xhtml#extensions-error|target='_blank'])

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]