Deleting a Price Field in a Price Set causes an error 2.1 alpha3 / Joomla 1.5.6

I originally wanted to change a price from Selection to check-box - Since I couldn't find a way of doing so, I decided to just delete the field, and re-create a field.

--8<-----------8<-------------

backTrace

/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/Error.php, backtrace, 260
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/DAO.php, fatal, 698
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Price/Form/Option.php, getFieldValue, 200
, formRule,
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/packages/HTML/QuickForm.php, call_user_func, 1591
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/Form.php, validate, 289
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/StateMachine.php, validate, 148
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/QuickForm/Action/Next.php, perform, 63
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/packages/HTML/QuickForm/Controller.php, perform, 203
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/packages/HTML/QuickForm/Page.php, handle, 103
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/Controller.php, handle, 232
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Price/Page/Option.php, run, 191
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Price/Page/Option.php, edit, 244
/var/www/cajaycees/administrator/components/com_civicrm/civicrm/CRM/Core/Invoke.php, run, 197
/var/www/cajaycees/administrator/components/com_civicrm/admin.civicrm.php, invoke, 46
/var/www/cajaycees/administrator/components/com_civicrm/admin.civicrm.php, civicrm_invoke, 23
/var/www/cajaycees/libraries/joomla/application/component/helper.php, require_once, 162
/var/www/cajaycees/administrator/includes/application.php, renderComponent, 130
/var/www/cajaycees/administrator/index.php, dispatch, 67
/var/www/cajaycees/administrator/index2.php, include, 14

Sorry. A non-recoverable error has occurred.
We experienced an unexpected error. Please file an issue with the backtrace

Return to home page.