First, I would go with the 124 gr.
It may need to be loosened up with a couple hundred rounds or so.
If that doesn't work, warranty repair.
"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)