EOServ log NPCs to errors.log, inside method "void ENF::Read(const std::string& filename)" at approximately line 213.

eodata_npcs.cpp

static bool logHeader = false;
if (!logHeader) {
  Console::Err("ID,Name,Type,Child,Parent,\
HP,EXP,Min Dmg,Max Dmg,Acc,Eva,Def,Vendor ID");
  logHeader = true;
}
if (newdata.name != "eof") {
  Console::Err("%i,%s,%i,%i,%i,\
%i,%i,%i,%i,%i,%i,%i,%i",
    newdata.id, newdata.name.c_str(), newdata.type, newdata.child, newdata.boss,
    newdata.hp, newdata.exp, newdata.mindam, newdata.maxdam, newdata.accuracy, newdata.evade, newdata.armor, newdata.vendor_id);
}