are u a ****** ?
the thing is u need neclace, itss not an error, look for instructions for that quest, u need neclace of soul to enter python castle
u get that quest from old white haired dude in Draco Desert, he's near the CQ board. Its 85+ quest, if u are 850+ and ahavent done any quests in draco, then he'll give u 2 quests 85+. take both. Now go and talk to the quars at the python entrance, in draco desert, talk to hem about that quest. now u need to kill 100 carbons in Python, if uve done it, then talk to the guard again, and then u get the neclace of soul, and then u are allowed to enter python castle.
YW.
Press Thanks, if i helped you