1.Abra a pasta MuServer

2.Vá dentro da pasta Data e procure os arquivo shop.txt.
3.Procure a linha com bug e modifique com as "com bug" ou com as "sem bug"
Jóias sem bug:
14 13 0 0 0 0 0 //Jewel of Bless
14 14 0 0 0 0 0//Jewel of Soul
14 16 0 0 0 0 0 //Jewel of Life

Jóias com bug:
14 13 0 255 0 0 0 //Jewel of Bless
14 14 0 255 0 0 0//Jewel of Soul
14 16 0 255 0 0 0 //Jewel of Life

04. Só modificar as linhas.E salvar depois