1. for the item mall find sandakolos's thread on here, she has the item mall fix there.
2. Im also having a problem with the Not enough to gate error message..if any1 knows how to fix this please help
for the item mall
go to services and enable DTC(distribute transaction coordinator i think it is o.O)
that will fix you dc issue and for regnum you might have missing map files O.o
If you placed the NpcQuest.SData in your server files, it would have to be decrypted. Use Lilprohacker's decryption tool, or a similar program to decrypt it.
As Shadow said, the one he sent you was meant to be put in your data.sah, hence why it was encrypted.