varriable and skill parameters DEFAULT placeholder not parsing

[Legacy attachment omitted]

SKILL

DAMAGE:
 Skills:
  - skill{skill_dmg=10;s=[ 
   - setvar{var=skill.var_dmg;v=20} @Self
   - damage{amount= <skill.a|<skill.skill_dmg>> + <skill.var.b|<skill.var.var_dmg>> ;ia=true;pkb=true;pi=true} @Target
   - command{c="say <skill.a|<skill.skill_dmg>> + <skill.var.b|<skill.var.var_dmg>>"}
   ]} @Self

ERROR [Legacy attachment omitted]