As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE PRE-FLIGHT INSPECTION, ANTENNA WAS FOUND BROKEN. THE WHIP HAD COME DISCONNECTED FROM BASE DURING A PRIOR FLIGHT. THE POTTING COMPOUND SECURING THE ANTENNA PARTS WAS SOFTENED AS LIKE PUTTY. APPARENTLY, EITHER THE POTTING COMPOUND WAS IMPROPERLY MIXED, OR BECAME SOFT WITH HEAT FROM SUN. SOME POTTING RESIDUE WAS STUCK TO SKIN AFT OF ANTENNA; POSSIBLY LEFT DURING SEPARATION.