Blueface Stabber Off the Hook, Rapper Refuses to Cooperate with Cops

It seems like Blueface's street code is preventing law enforcement from putting together a case against his alleged assailant.

The L.A. County District Attorney's office tells TMZ Hip Hop ... the case has been rejected, for now, due to Blueface's lack of cooperation with the investigation. The video doesn't clearly show everything necessary to bring a criminal case, so, we're told investigators needed cooperation from witnesses to move forward.

8/23/23

THE ALLEGED INCIDENT Instagram / @bluefasebabyy

According to docs, Blueface refused to answer any of the responding officer's questions, refused to provide his ID and even rejected medical aid ... though he quickly posted his bloody injury on…