I have provided a new letter and transcripts
It isn't so hard to verify a Canadian Institution though. My school is even at IRCC DLI's website.
It also happens that my spouse's medical has expired August last year, we are waiting if he needs to do another one. No update at all since August. It just so sad and frustrating that they'll just leave the file being untouched without even asking for additional documents or whatsoever they need.
I've also encountered other forums that their applications have been stuck in RR.
probably i'll wait for another month or two.