springboot+ssm项目使用swagger测试的时候出现以下异常，报了500，请问是什么原因

查询数据库里的分页数据然后输入page和length的时候就出现这个错误

filter1

2022/05/24 09:27:00 INFO Interceptor preHandle
2022/05/24 09:27:00 ERROR 执行异常
org.springframework.validation.BindException: org.springframework.validation.BeanPropertyBindingResult: 2 errors
Field error in object 'searchAmectTypeByPageForm' on field 'length': rejected value [null]; codes [NotNull.searchAmectTypeByPageForm.length,NotNull.length,NotNull.java.lang.Integer,NotNull]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [searchAmectTypeByPageForm.length,length]; arguments []; default message [length]]; default message [length不能为空]
Field error in object 'searchAmectTypeByPageForm' on field 'page': rejected value [null]; codes [NotNull.searchAmectTypeByPageForm.page,NotNull.page,NotNull.java.lang.Integer,NotNull]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [searchAmectTypeByPageForm.page,page]; arguments []; default message [page]]; default message [page不能为空]
at org.springframework.web.method.annotation.ModelAttributeMethodProcessor.resolveArgument(ModelAttributeMethodProcessor.java:172)
at org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:121)
at org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:170)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137)
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:894)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1063)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:963)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)

参数是否没传进接口内

接收实体做了判空校验