HTTP crash

#include <stdio.h>
#include <iostream>
#include <string.h>
#include "sampgdk.h"


void SAMPGDK_CALL PrintTickCountTimer(int timerid, void *params) {
  //sampgdk::logprintf("Tick count: %d", GetTickCount());
    char message[MAX_CLIENT_MESSAGE];
    sprintf(message, "Hello there with timer id %d!", timerid);
    SendClientMessageToAll(-1, message);
}

PLUGIN_EXPORT bool PLUGIN_CALL MyHttpResponse(int index, int response_code, char data[])
{
    SendClientMessageToAll(0xFFFFFFFF, "HTTP response callback");
    char showdata[256];
    sprintf(showdata, "Index: %d ResponseCode: %d Data: %s", index, response_code, data);
    SendClientMessageToAll(-1, showdata);
    return true;
}

void SAMPGDK_CALL OnHTTPResponse(int index, int response_code, char data[])
{
    SendClientMessageToAll(0xFFFFFFFF, "OnHTTPResponse");
    char showdata[256];
    sprintf(showdata, "Index: %d ResponseCode: %d Data: %s", index, response_code, data);
    SendClientMessageToAll(-1, showdata);
}

PLUGIN_EXPORT bool PLUGIN_CALL OnGameModeInit() {
  //SetTimer(5000, true, PrintTickCountTimer, 0);
  return true;
}

PLUGIN_EXPORT bool PLUGIN_CALL OnPlayerConnect(int playerid) {
  SendClientMessage(playerid, 0xFFFFFFFF, "Welcome to the HelloWorld server!");
  return true;
}

PLUGIN_EXPORT bool PLUGIN_CALL OnPlayerRequestClass(int playerid,int classid) {
    SendClientMessage(playerid, 0xFFFFFFFF, "OnPlayerRequestClass");
  return true;
}


PLUGIN_EXPORT bool PLUGIN_CALL OnPlayerText(int playerid, const char * text)
{
    SendClientMessage(playerid, -1, "Someone texted");
    SendClientMessageToAll(-1, "Someone texted - all");
    return true;
}

PLUGIN_EXPORT bool PLUGIN_CALL OnPlayerEnterVehicle(int playerid, int vehicleid, bool ispassenger)
{
    if (ispassenger == true)
    {
        SendClientMessage(playerid, -1, "You enter as passenger");
    }
    else
    {
        SendClientMessage(playerid, -1, "You enter as driver");
    }


    return 1;
}

PLUGIN_EXPORT bool PLUGIN_CALL OnPlayerCommandText(int playerid,
                                                   const char *cmdtext) {
  if (strcmp(cmdtext, "/hello") == 0)
  {
    char name[MAX_PLAYER_NAME];
    GetPlayerName(playerid, name, sizeof(name));
    char message[MAX_CLIENT_MESSAGE];
    sprintf(message, "Hello, %s!", name);
    SendClientMessage(playerid, 0x00FF00FF, message);
    sampgdk_SetPlayerPos(playerid, 0, 0, 0);
    return true;
  }

  if (strcmp(cmdtext, "/http") == 0)
  {
      SendClientMessage(playerid, -1, "http command send");
      HTTP(playerid, HTTP_GET, "localhost/test/old_index.php?name=ted", "MyHttpResponse");
      return true;
  }
  return false;
}

PLUGIN_EXPORT unsigned int PLUGIN_CALL Supports() {
  return sampgdk::Supports() | SUPPORTS_PROCESS_TICK;
}

PLUGIN_EXPORT bool PLUGIN_CALL Load(void **ppData) {
    sampgdk::logprintf(" * Test plugin was loaded.", ppData);
  return sampgdk::Load(ppData);
}

PLUGIN_EXPORT void PLUGIN_CALL Unload() {
  sampgdk::Unload();
}

PLUGIN_EXPORT void PLUGIN_CALL ProcessTick() {
  sampgdk::ProcessTick();
}