As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER GEAR RETRACTION, RED GEAR UNSAFE LIGHT REMAINED ILLUMINATED. RECYCLED GEAR TWICE, UNSAFE LIGHT REMAINED. USED ABNORMAL PROCEDURES TO DETERMINE RIGHT GEAR DOOR UNSAFE AND SECURED DOOR TO NORMAL. ADJUSTED CABLE TENSION AND REPLACED OVERCENTER SPRING.