civicrm_option_group.name field can exceed 64 chars cause errors

CiviCRM » CiviEvent Dashboard » Manage Events
Discount Set (name field in civicrm_option_group.name) "the name of the discount set" can exceed 64 chars as the user enters the name of the set. MySQL then abbreviate the field causing the relationship to be lost between civicrm_option_group.name and fee lable.

Error

Warning: array_combine() expects parameter 1 to be array, null given in /WebServer/msoel_3/administrator/components/com_civicrm/civicrm/CRM/Event/Form/ManageEvent/Fee.php on line 146 Warning: Invalid argument supplied for foreach() in /WebServer/msoel_3/administrator/components/com_civicrm/civicrm/CRM/Event/Form/ManageEvent/Fee.php on line 148