Can't create new option in new option group
On dmaster and a client site, if one creates a new option group of integer data type then try to create an option, you get an error 'Sorry but we are unable to provide this at the moment.' Popup error: 'We experienced an unexpected error. You may have found a bug. For more information on how to provide a bug report, please read: https://civicrm.org/bug-reporting'