This tutorial on how to disable doram race in emulator or server files located in Trunk/src/char/char.c or Trunk/src/char/char.cpp
Find this code:
#if PACKETVER >= 20151001
if(!(start_job == JOB_NOVICE && (charserv_config.allowed_job_flag&1)) &&
!(start_job == JOB_SUMMONER && (charserv_config.allowed_job_flag&2)))
return -2; // Invalid job
Replace with:
#if PACKETVER >= 20151001
if(!(start_job == JOB_NOVICE && (charserv_config.allowed_job_flag&1)))
return -2; // Invalid job
Then recompile your server.