Internal Server Error

org.springframework.validation.BeanPropertyBindingResult: 2 errors Field error in object 'adminBoardViewModel' on field 'paramSeq': rejected value [{{item.bbs_seq}}]; codes [typeMismatch.adminBoardViewModel.paramSeq,typeMismatch.paramSeq,typeMismatch.int,typeMismatch]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [adminBoardViewModel.paramSeq,paramSeq]; arguments []; default message [paramSeq]]; default message [Failed to convert property value of type 'java.lang.String' to required type 'int' for property 'paramSeq'; nested exception is java.lang.NumberFormatException: For input string: "{{item.bbs_seq}}"] Field error in object 'adminBoardViewModel' on field 'pageNo': rejected value [{{pager.currentPage}}]; codes [typeMismatch.adminBoardViewModel.pageNo,typeMismatch.pageNo,typeMismatch.int,typeMismatch]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [adminBoardViewModel.pageNo,pageNo]; arguments []; default message [pageNo]]; default message [Failed to convert property value of type 'java.lang.String' to required type 'int' for property 'pageNo'; nested exception is java.lang.NumberFormatException: For input string: "{{pager.currentPage}}"]

err Code : 500