As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) MAIN ROTOR BLADE WAS REMOVED FROM AIRCRAFT AND SHIPPED TO REPAIR FACILITY FOR DEBONDING REPAIR REQUIRED TO STAINLESS STEEL LEADING EDGE. UPON FURTHER INSPECTION BY THE REPAIR FACILITY, THE BLADE WAS FOUND TO HAVE A SPAR BURNING CRACK LOCATED AT STN 1000, DETERMINED TO BE NOT REPAIRABLE.