Fatal error: CRM_Contact_BAO_Contact::require_once() [function.require]: Failed opening required 'CRM/Contact/BAO/.php' (include_path='.:/v.......l/modules/csod/civicrm/:/v.......l/modules/csod/civicrm//packages:.:/php/includes:/usr/local/lib/php') in /v.......l/modules/csod/civicrm/CRM/Contact/BAO/Contact.php on line 528

appears when attempting to submit the form to volunteer for an event. May be a CRM issue but not sure.

Robin