onAttack's onhit attribute

onAttack{auraName=frozen;oH=frozen-hit;oE=frozen-end;onTick=frozen-tick;interval=3;duration=100;cocw=true;cosu=true} @Self

• frozen:
• Skills:
• • damage{a=10;element=Magic;pi=true}
• In the past build dev version, when I cast this skill, it will damage the target that the caster hit.
• But in the newest build dev version, when I cast it, it will damage the caster.
• I tried @trigger but it doesn't work, @target is not that good because it will damage the target that the caster looking at.