I agree that Para should be notified and let them make it right.
Possible cause? Too tight of a fit and pressure while inserting could have created a weak spot that finally broke.
"A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed."
Life Member NRA
Life Member NAHC
Former President of the ECPT (Eifel Combat Pistol Team)