As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT AFTER T/O. HAD INTERMITTENT "WOW MISCOMPARE" AMBER CAS MSGS. RETURNED TO DEPARTURE. TROUBLESHOT TO NOSE GEAR STRUT, NOT EXTENDING ENOUGH TO MAKE THE SQUAT SWITCH GO TO AIR MODE. DISASSEMBLED NOSE STRUT AND C/W SL 680-32-08 FOR THE IMPROVED SEALS. BUILT UP NOSE STRUT, SERVICED AND COMPLETED GEAR SWING WITH NO DEFECTS.