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"skilllearnCostJp" is not defined??

BMM_Archive · July 15, 2026

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Original Source

Original title: "skilllearnCostJp" is not defined??
Original author: Valancourt
Original date: April 21, 2019
Source thread: https://forums.rpgmakerweb.com/threads/skilllearncostjp-is-not-defined.108194/
Source forum path: Game Development Engines > Legacy Engine Support > RPG Maker MV Support

Summary

While playtesting my game using Yanfly's Skill Learn System, when I made all the character's skills and tried to have her learn them, I got this error message as soon as I clicked on the "Advancement" command which takes you into the skill learning screen: "skilllearnCostJp is not defined." Why did I get this message? I followed all the tagging correctly as far as I can tell... {

Archived First Post

While playtesting my game using Yanfly's Skill Learn System, when I made all the character's skills and tried to have her learn them, I got this error message as soon as I clicked on the "Advancement" command which takes you into the skill learning screen:

"skilllearnCostJp is not defined."

Why did I get this message? I followed all the tagging correctly as far as I can tell... Protected download Protected download Protected download Protected download Protected download

Please help, and thank you.
- V

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#039 #rpg-maker-archive #mv-support

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