As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: REJECTED TAKE OFF AT 80 KNOTS FWD ENTRY DOOR RTO ENGAGED. (AUTO BRAKE). MASTER CAUTION AND FORWARD ENTRY DOOR LIGHT CAME ON. FOUND FORWARD ENTRY DOOR SWITCH SHIM BRACKET VERY LOOSE REPLACED RIVETS ACCOMPLISHED FORWARD ENTRY DOOR SWITCH ADJUSTMENT AND TEST OPERATIONS CHECKS GOOD.