My Gen 3 G19 did the same thing..About one to two in the face per mag...After putting about 500+ rounds through it and installing a captured SS guide rod; It stopped..Dont know if it needed breaking in or the guide rod stopped it..But it works flawlessly now...
G17 G19 G19FDE G21SF G22 G27 G30 (All Gen3)
Romanian AK-47 Bushmaster M4-A3
NAA & Davis 22 Magnum Derringers
Ruger LCP Ruger Mark III 22/45
Ruger 10/22 Custom Stainless