Pvp voucher Help.

How to fix voucher. anyone know?

ITEM_CH_M_FRPVP_VOUCHER_A
ITEM_CH_M_FRPVP_VOUCHER_B
ITEM_CH_M_FRPVP_VOUCHER_C
ITEM_CH_M_FRPVP_VOUCHER_D
ITEM_CH_M_FRPVP_VOUCHER_E

Have bug. Using item but not be pvp mod