org.springframework.validation.BindException: org.springframework.validation.BeanPropertyBindingResult: 1 errors Field error in object 'cnbbsVo' on field 'board_seq': rejected value [172402/]; codes [typeMismatch.cnbbsVo.board_seq,typeMismatch.board_seq,typeMismatch.int,typeMismatch]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [cnbbsVo.board_seq,board_seq]; arguments []; default message [board_seq]]; default message [Failed to convert property value of type 'java.lang.String' to required type 'int' for property 'board_seq'; nested exception is java.lang.NumberFormatException: For input string: "172402/"]