https://www.cic.gc.ca/english/helpcentre/answer.asp?qnum=1184&top=16If you have received CoPR, then there is a line where they mention that "if you leave Canada without PR card you need to have PRTD (Permanent Resident Travel Document) to travel back to Canada" ...In my case, I have valid WP and TRV but status gets changed to PR when you receive CoPR. As your UCI status is PR, then it is not possible to enter back to Canada as a Temporary Resident. that is what IRCC told me. Could you please contact them to see whether that is not the case
The mentioned, as per my case