6311: Export assistant to export a GEDCOM fails


git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21043 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
6311: Export assistant to export a GEDCOM fail


git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21044 4ae1f11a-8b86-4847-b8af-ab372f36d1fd