My Source Code No Cool Down not Work

[Wulung]

Help my No Cool Down Not Work

I Have Scan New Offset but No Cool Down still now work

Here my Source Code

#define OFS_NoCoolDown 0xB54211 // New Offset Last Scan 4/1/2018 String : DownDelayWeight

void WritePatch(void *adr, void *ptr, int size)
{
DWORD OldProtection;
VirtualProtect(adr,size,PAGE_EXECUTE_READWRITE, &OldProtection);
memcpy(adr,ptr,size);
VirtualProtect(adr,size,OldProtection, &OldProtection);
}

if ( NoCoolDown == 1)
{
DWORD ProcessGame = (DWORD)GetModuleHandleA("DragonNest.exe");
DWORD NoCoolDownOffset = ProcessGame + OFS_NoCoolDown;
WritePatch((void *)(NoCoolDownOffset),(void*)(PBYTE)"\x00\x00", 2);
}

No Effect ingame, please help whats wrong with my source code?

Game : Dragon Nest SEA