help !!quest error and duel mode

[firetakashi]

quest item when i go to store scoll down the quest item will error. how to fix it ??????

and how to let the monster drop quest item??

how to set a duel mode ??

anyone can teach me ?? please

[MentaL]

[randy1234]

go to ch 11-20 make a room anc choose duelmatch... LOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOLLOL