[Burridge]

Код:

public OnPlayerTeamPrivmsg(playerid, msg[])
{
  new
    sSenderName[24],
    sString[128],
    text[50];

  GetPlayerName(playerid, sSenderName, sizeof sSenderName);
  format(sString, sizeof sString, "TeamMessage <%s>: %s", senderName, text);

  for(new iPlayer = 0 ; iPlayer < MAX_PLAYERS; iPlayer++)
  {
    if(IsPlayerAdmin(iPlayer))
    {
      SendPlayerMessage(iPlayer, 0xFFFFFFAA, sString);
    }
  }

  return true;
}

When you defined "text" you defined it with a capital. I've made it so it isn't a capital. Try it now.