I will share some things from up14 and up15 since he launched for free.
I will be sharing the codes for those who wish to complete in up13 or another MuEmu version.
Remember that this fix is provided by Emershow!
I made this correction in 2016, a few months after the muemu fonts leaked ....

include in NpcTalk.cpp


on funcion CNpcTalk::NpcTalk(LPOBJ lpNpc,LPOBJ lpObj) you add


in ServerInfo.h


in ServerInfo.cpp


Add in GameServer - Common to PKSettings



Add in message.txt of muserver


Credits: Emershow

dont use warehouse/archangel(bc)/charon(ds)  and other npc for event

dont use warehouse/archangel(bc)/charon(ds)  and other npc for event

Prueba lo que esta en este post. Con este solo no podras hablar con los NPC que son SHOP

https://tuservermu.com.ve/index.php?topic=35165

Disculpa el spam pero el poner todo el código para la solución alteraría todo el que esta publicado aquí.