rAthena no da soporte a clientes del 2019* "aunque no estoy muy seguro de ello" de todo lo que investigué el que te acabo de compartir es el más recomendado.
Puedes utilizar esta lista de diff que sader, me compartió hace unos meses.
257 Use Default Web Browser for <URL>
1 Use Tilde for Matk
258 Enable Shortcut All Item
9 Disable 1rag1 type parameters (Recommended)
13 Disable Ragexe Filename Check (Recommended)
16 Disable Swear Filter
19 Enable Title Bar Menu
23 Enable /who command (Recommended)
24 Fix Camera Angles (Recommended)
32 Increase Zoom Out Max
34 Enable /showname (Recommended)
36 Read msgstringtable.txt (Recommended)
38 Remove Gravity Ads (Recommended)
39 Remove Gravity Logo (Recommended)
40 Restore Login Window (Recommended)
41 Disable Nagle Algorithm (Recommended)
44 Translate Client (Recommended)
46 Use Normal Guild Brackets (Recommended)
47 Use Ragnarok Icon
48 Use Plain Text Descriptions (Recommended)
50 Skip License Screen
53 Use Ascii on All LangTypes (Recommended)
61 Disable Packet Encryption
64 @ Bug Fix (Recommended)
65 Load Custom lua file instead of iteminfo*.lub (Recommended)
73 Remove Hourly Announce (Recommended)
75 Enable Flag Emoticons
76 Enforce Official Login Background
84 Remove Serial Display (Recommended)
88 Allow space in guild name
90 Enable DNS Support (Recommended)
91 Disconnect to Login Window
97 Cancel to Login Window (Recommended)
101 Skip Friend list Cheat Check
102 Skip Guild Member Cheat Check
200 Enable Multiple GRFs - Embedded
208 Restore Cash Shop Icon
212 Restore Roulette
213 Disable Help Message on Login (Recommended)
222 Show Replay Button
225 Show Register Button
230 Always load Korea ExternalSettings lua file
239 Ignore /account: command line argument
251 Allow close cutin by pressing esc key
253 Skip some hidden menu icon buttons
256 Use Default Web Browser In Cashshop
Creo que si deseas utilizar de la fecha 2018* el más recomendable sería éste, si no cuentas con una diff list recomendada, comenta y te puedo compartir por aquí una "básica".
No hay mucha ciencia.
// GroupID,ItemID,Rate{,Amount,Random,isAnnounced,Duration,GUID,isBound,isNamed}
https://github.com/rathena/rathena/wiki/Random_item_reward
Ese es un problema de rAmod, cambia y utiliza rAthena.
Momentáneamente puedes arreglarlo modificando tu DATA.INI, colocándolo de esta forma:
[Data]
0=data.grf
1=rdata.grf
al parecer utilizar pre-renewal...
Para quitarlo del emulador, debes pedir ayuda a @Functor, pero si solo quieres desactivarlo, solo debes ir a conf/gepard_shield.conf
// Gepard Shield configuration file
// enable/disable shield
gepard_shield_enabled: yes
y poner no, en vez de yes.