gh228 Your mod's location isn't standard but it seems to work. You have a typo in en.txt
IonBeamEmitterbigDesc = &shield-bigDesc
should be
IonBeamEmitterbigDesc = &ShieldGenbigDesc
Remove OtherIDs. There are probably dozens more errors.
I dunno what the problem is. You only have to copy the beam file and adjust the paths. Then simply edit the damage. You don't even need to give it a new ID.