【[Exception Spring 1] - Attribute value must not be null】的更多相关文章

[Exception Spring 1] - Attribute value must not be null

java.lang.IllegalArgumentException: Attribute value must not be null at org.springframework.util.Assert.notNull(Assert.java:112) at org.springframework.web.bind.support.DefaultSessionAttributeStore.storeAttribute(DefaultSessionAttributeStore.java:53)…

Spring解决Attribute tx bound to namespace httpwww.w3.org2000xmlns was already specified

Spring|解决Attribute "tx" bound to namespace "http://www.w3.org/2000/xmlns/" was already specified 其实就是这两个重复了,需要删除一个, 不过一般都是删除cache, xmlns:tx="http://www.springframework.org/schema/tx" 不然…

严重: End event threw exception java.lang.IllegalArgumentException: Can't convert argument: null

堆栈信息: 2014-6-17 10:33:58 org.apache.tomcat.util.digester.Digester endElement 严重: End event threw exception java.lang.IllegalArgumentException: Can't convert argument: null at org.apache.tomcat.util.IntrospectionUtils.convert(IntrospectionUtils.java:1…

Dynamics CRM Import Solution Attribute Display Name description is null or empty

在做解决方案导入的时候遇到错误,下载错误xml信息后查询报错如下:"Attribute Display Name description is null or empty",字面意思是属性字段的显示名称描述是空的,但去实体的属性字段里找发现没有哪个字段的描述是空的,也不可能存在是空的情况,那只有把解决方案解压看下,打开"customizations.xml"这个文件在实体信息中找,最后发现是字段的翻译处的描述是空的,补齐就好.…

springcloud 集成kafka问题记录，发消息报错：ERROR o.s.kafka.support.LoggingProducerListener - Exception thrown when sending a message with key='null' and payload='{-1,

在springcloud集成kafka,发送消息时报错: 2018-08-15 16:01:34.159 [http-nio-8081-exec-1] INFO  org.apache.kafka.common.utils.AppInfoParser - Kafka version : 0.10.1.1 2018-08-15 16:01:34.159 [http-nio-8081-exec-1] INFO  org.apache.kafka.common.utils.AppInfoParser…

spring boot 整合kafka 报错 Exception thrown when sending a message with key='null' and payload=JSON to topic proccess_trading_end: TimeoutException: Failed to update metadata after 60000 ms.

org.springframework.kafka.support.LoggingProducerListener- Exception thrown when sending a message with key='null' and payload='{"dataDts":["20180329","20180328","20180327","20180326","20180323"]…

quartz整合spring框架service层对象注入为null解决方案

Job实现类代码 package cn.itcast.quartz; import org.quartz.Job; import org.quartz.JobExecutionContext; import org.quartz.JobExecutionException; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; im…

spring boot 接口返回值去掉为null的字段

现在项目都是前后端分离的,返回的数据都是使用json,但有些接口的返回值存在 null或者"",这种字段不仅影响理解,还浪费带宽,需要统一做一下处理,不返回空字段,或者把NULL转成“”,spring 内置的json处理框架是Jackson,对它配置后可以去除 Jackson ObjectMapper 通过自定义配置该组件可以选择性序列化返回的JSON 通过官网可以知道:https://docs.spring.io/spring-boot/docs/2.1.1.RELEASE/refe…

Spring 3.1 entityManagerFactory java.lang.NoSuchFieldError: NULL Error

This means there is a version mismatch--most likely with spring classes. So make sure all your spring jars are 3.1.0. Especially spring-expression. (Also upgrade your JPA provider (hibernate?) if it doesn't work after fixing spring)…

Spring在Java Filter注入Bean为Null的问题解决

在Spring的自动注入中普通的POJO类都可以使用@Autowired进行自动注入,但是除了两类:Filter和Servlet无法使用自动注入属性.(因为这两个归Web容器管理)可以用init(集承自HttpServlet后重写init方法)方法中实例化对象. 解决方法: 其中涉及到五种Spring实例化容器对象: 方法一(这种方式不符合Web工程,不要使用):在初始化时保存ApplicationContext对象 ApplicationContext ac = new FileSystemX…