Calling a neuz function from outside

typedef void (__fastcall * MyFoo)(void * client,DWORD trash, DWORD ConstantD, DWORD objBattid, DWORD zeroParam, DWORD thousParam, float fVal,DWORD targetID);
MyFoo launchMe;

DWORD getProcessBaseAdress(DWORD ProcessID);

char *flyffServer = "insanity flyff\0";

HWND neuzWindow = NULL;
DWORD neuzProcessID = NULL;
DWORD neuzRamAdress = NULL;
HANDLE neuzHandle = NULL;
DWORD clientAdr = NULL;

int main(){
    neuzWindow = FindWindowA(0,flyffServer);
    //--------------------------------------
    if(neuzWindow){
        GetWindowThreadProcessId(neuzWindow,&neuzProcessID);
		
        if(neuzProcessID){
            neuzHandle = OpenProcess(PROCESS_ALL_ACCESS,false,neuzProcessID);
			
            if(neuzHandle){
                neuzRamAdress = getProcessBaseAdress(neuzProcessID); // Extracting Neuz's base address

                if(neuzRamAdress){
                    launchMe = (MyFoo)((DWORD)neuzRamAdress + 0x5C400);
                    clientAdr = (DWORD)neuzRamAdress + 0x8D0DC0;
					
                    printf("Instruction: 0x%08X\n",launchMe);
                    printf("Client ADR: 0x%08X\n",clientAdr);
					
                    for(;;Sleep(100)){
                        //------------ init params ------------
						void * client = (void*)clientAdr;
                        DWORD trashDX = (DWORD)0x0000000B;
                        DWORD msge = (DWORD)0x0000001D;
                        DWORD selectedBattID = 0x04D4A929;
                        DWORD zeroParam = (DWORD) 0x00000000;
                        DWORD milleParam = 0x00010000;
                        float speedAtt = 0.07f;
                        DWORD targetID = 0x0089B964;
						
                        printf("0x%08X\n0x%08X\n0x%08X\n0x%08X\n0x%08X\n0x%08X\n%f\n0x%08X\n",
                            client,
                            trashDX,
                            msge,
                            selectedBattID,
                            zeroParam,
                            thousParam,
                            speedAtt,
                            targetID
						);
							
                            launchMe(client,trashDX,msge,selectedBattID,zeroParam,milleParam,speedAtt,targetID); // -> Error 
                            scanf("%d",&trashDX); // for blocking the program
                            return 0;
                    }
                }
                else printf("Unable to access to Neuz's Ram Adress\n");
            }
            else printf("Unable to obtain neuz's handle\n");
        }
        else printf("Unable to detect neuz's process ID\n");
    }
    else printf("Unable to detect neuz's window\n");
    return 0;
}

DWORD getProcessBaseAdress(DWORD ProcessID){
    HANDLE hModuleSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, ProcessID);
    MODULEENTRY32 me32;
    me32.dwSize = sizeof(MODULEENTRY32);
    Module32First(hModuleSnap,&me32);
    return (DWORD) me32.modBaseAddr;
}