I personally would take a step back and get rid of any assumption about why I did not get a raise. You have jumped to the conclusion that you did not get a raise because of some personal defects. It could just as well be that 80% of the company was profoundly undercompensated whereas you are already compensated in line with market rates. I think it's reasonable to expect your manager to provide more details. I would…
As a manager, I cannot emphasize this enough. It happens all the time.