Several Flak gun crosshair does not line up with the camera in WAC 5.2 they missed out by a few centimeter as the picture shows:
The way to adjust this go to /data/Library/GUNS_SUB.dat look for the camera which is miss alined with the crosshair,recalculate new camera corrodinate from parent node to new position
Then go to /data/Library/GUNS_SUB.cam search for the id for the camera needs to be fixed.Select EditObjpos,check useInitialLocalPos,input new corrodinate got from last step in most case the numbers are(x:0.045 y:0.017 z:-0.0306), then save.
Now the flak gun aim properly straight ahead