As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WOW MISCOMPARE AMBER CAS: WOW MISCOMPARE MESSAGE ON SHORT FINAL. WENT AROUND. UPON GEAR RETRACTION, GEAR STAYED DOWN AND GESR DISAGREE LRN MESSAGE APPEARED. RAN CHECKLIST. AFTER PUTTING GEAR HANDLE DOWN GEAR MESSAGE WENT AWAY. FOLLOWED A MINUTE OR TWO LATER BY WOW MISCOMPARE MESAGE CLEARING. LANDED NORMALLY PWK.