private void deleteReferenceFromAll(System.Object reference)
    {
        int i = 0;

        while (i < allReferencesDataControl.Count)
        {
            ElementContainer element = allReferencesDataControl[i];
            if (!element.isPlayer() && element.getErdc().getContent() == reference)
            {
                allReferencesDataControl.RemoveAt(i);
            }
            else
            {
                i++;
            }
        }
    }