Integrating Gmail chat

[Mark Doliner]

On Fri, Oct 18, 2013 at 12:44 AM, Tapas Ray [Gmail] <tapasrayx at gmail.com> wrote:
> Thanks for your response. When I click on the 'Re-enable' button in
> Pidgin, the error message says "Not authorized".

That sounds like the standard "incorrect username or password" error.
Are you sure you're using the correct credentials? (And using an
application-specific password if using two factor authentication.)