org.jeecgframework.core.common.exception.MyExceptionHandler]java.lang.NullPointerException

?--Porg.springframework.beans.MethodInvocationException: Property 'username' threw exception; nested exception is java.lang.NullPointerException

使用BoneCP作为连接池,在启动Tomcat报出以下异常: 一月 02, 2016 2:12:17 下午 org.apache.tomcat.util.digester.SetPropertiesRule begin警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:mynewdpi' did not find a…

HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException

HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException type Exception report message Request processing failed; nested exception is java.lang.NullPointerException description The server encountered an internal…

SpringBoot项目意外出现循环依赖和注入的对象意外是Null的问题 Requested bean is currently in creation: Is there an unresolvable circular reference? 或 nested exception is java.lang.NullPointerException

1.Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mybatisPlusConfig': Invocation of init method failed; nested exception is java.lang.NullPointerException 2.Caused by: org.springframework.beans.facto…

error：org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException

问题:调用的方法在一个接口类中,但我并没有注入那个被调用的类解决:在UserEntity前加上@Autowired @Controller public class MainController { // 自动装配数据库接口,不需要再写原始的Connection来操作数据库 @Autowired UserRepository userRepository; @RequestMapping(value = "/",method = RequestMethod.GET) public S…

报错：严重: Servlet.service() for servlet [springmvc] in context with path [ ] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause

解决:service类或dao类需要@Autowired…

SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错

如下图一番排查之后发现原来是server层写漏注释了粗心大意,一天内出现两次写漏注释,SSM框架有意思.…

14- Servlet.service() for servlet [mvc-dispatcher] in context with path [/collegeservice] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root caus

有的service没有依赖注入:…

SpringBoot项目启动org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException解决方法

将Pom文件中的SpringBoot版本调低即可. 我的是调成了2.5.6…

java.lang.NullPointerException 错误原因

[http-nio-8081-exec-1] ERROR o.a.c.c.C.[.[localhost].[/].[dispatcherServlet] - Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] w…

Spring异常解决 java.lang.NullPointerException,配置spring管理hibernate时出错

@Repository public class SysUerCDAO { @Autowired private Hibernate_Credit hibernate_credit; /** * 根据手机号码获取用户信息 * @param account * @return */ @Transactional//这里少写了 public SysUserC GetSysUser(String account) { Session session = hibernate_credit.getCurr…

解决kylin build cube第一步报错：java.lang.NullPointerException

报错栈: -- ::, ERROR [pool--thread-] threadpool.DefaultScheduler: : ExecuteException job:933bc47a-302c-48fa-8ec9-ae8730057175 org.apache.kylin.job.exception.ExecuteException: org.apache.kylin.job.exception.ExecuteException: java.lang.NullPointerExceptio…

mybatis-plus热部署mapper.xml插件JRebel MybatisPlus extension，报错：java.lang.NullPointerException

事件 mybatis转mybatis-plus,结果原来的Jrebel for intrllij 不能热部署mapper.xml文件,百度得知得添加新的插件 JRebel MybatisPlus extension,但是添加后项目直接就报错起不来了... 折腾几天,解决了记录下/(ㄒoㄒ)/~~ 插件:Jrebel for intrllij + JRebel MybatisPlus extension mybatis-plus版本错误信息如下: org.springframework.bean…

spring Boot启动报错Initialization of bean failed; nested exception is java.lang.NoSuchMethodError: org.springframework.core.annotation.AnnotatedElementUtils.getAnnotationAttributes

spring boot 启动报错如下 org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.boot.autoconfigure…

Handler processing failed; nested exception is java.lang.NoClassDefFoundError: javax/servlet/jsp/jstl/core/Config解决

出现这个问题往往伴随 HTTP-500错误报错信息: HTTP Status - Handler processing failed; nested exception is java.lang.NoClassDefFoundError: javax/servlet/jsp/jstl/core/Config type Exception report message Handler processing failed; nested exception is java.lang.NoClas…

异常：Instantiation of bean failed; nested exception is java.lang.NoSuchMethodError: com.google.common.base.Preconditions.che ckState(ZLjava/lang/String;I)V

Instantiation of bean failed; nested exception is java.lang.NoSuchMethodError: com.google.common.base.Preconditions.checkState(ZLjava/lang/String;I)V 问题原因:guava版本冲突导致的项目中引用了google的collectors (已经废弃)还有goneCP数据库连接池(依赖了collector项目),guava 解决办法: 排除掉google…

启动服务报错：nested exception is java.lang.NoSuchMethodError: org.apache.cxf.common.jaxb.JAXBUtils.closeUnmarshaller(Ljavax/xml/bind/Unmarshaller;)V

1.启动tomcat时报错:Error creating bean with name 'payInfService': Invocation of init method failed; nested exception is java.lang.NoSuchMethodError: org.apache.cxf.common.jaxb.JAXBUtils.closeUnmarshaller(Ljavax/xml/bind/Unmarshaller;)V, 2.当时觉得很奇怪,因为有两个项目都…

IDEA报错： Injection of autowired dependencies failed; nested exception is java.lang.IllegalArgumentException: Could not resolve placeholder 'spring.datasource.url' in value "${spring.datasource.url}"

运行审核流模块: 在ActivitiServiceApplication模块日志报错: Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.2018-01-26 16:01:45.018 ERROR 10036 --- [ main] o.s.boot.SpringApplication : Applicat…

org.springframework.dao.InvalidDataAccessApiUsageException: The given id must not be null!; nested exception is java.lang.IllegalArgumentException: The given id must not be null

通过这个简单的案例,手把手教给你分析异常信息(适合初学者看) org.springframework.dao.InvalidDataAccessApiUsageException: The given id must not be null!; nested exception is java.lang.IllegalArgumentException: The given id must not be null! at org.springframework.orm.jpa.EntityMan…

nested exception is java.lang.RuntimeException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'daoSupport': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name…

Spring 整合 Flex （BlazeDS）无法从as对象到 Java对象转换的异常：org.springframework.beans.ConversionNotSupportedException: Failed to convert property value of type 'java.util.Date' to required type 'java.sql.Timestamp' for property 'wfsj'; nested exception is java.lang.Ill

异常信息如下: org.springframework.beans.ConversionNotSupportedException: Failed to convert property value of type 'java.util.Date' to required type 'java.sql.Timestamp' for property 'wfsj'; nested exception is java.lang.IllegalStateException: Cannot conver…

Could not load resource factory class [Root exception is java.lang.ClassNotFoundException: org.apache.tomcat.dbcp.dbcp.BasicDataSourceFactory]

WARNING: Failed to register in JMX: javax.naming.NamingException: Could not load resource factory class [Root exception is java.lang.ClassNotFoundException: org.apache.tomcat.dbcp.dbcp.BasicDataSourceFactory] 十二月 24, 2015 10:43:49 下午 org.apache.catal…

spring3.2.0与mybatis3.2.7整合出错--Failed to read candidate component class--nested exception is java.lang.IllegalArgumentException

错误信息如下: org.springframework.beans.factory.BeanDefinitionStoreException: Failed to read candidate component class: file [D:\myworkspace\javaweb\20160530-spring_mybatis\bin\com\dzq\ssm\mapper\UserMapper.class]; nested exception is java.lang.IllegalArgu…

jni 类初始化失败（nested exception is java.lang.NoClassDefFoundError）

nested exception is java.lang.NoClassDefFoundError: Could not initialize class com.netease.facedetector.jni.FaceDetector INFO : org.springframework.beans.factory.support.DefaultListableBeanFactory - Destroying singletons in org.springframework.beans.…

报错！！！Servlet.service() for servlet [action] in context with path [/myssh] threw exception [java.lang.NullPointerException] with root cause java.lang.NullPointerException

这个为什么报错啊~~ at com.hsp.basic.BasicService.executeQuery(BasicService.java:33) 这个对应的语句是 Query query =this.sessionFactory.getCurrentSession().createQuery(hql); Sep 24, 2017 11:39:50 PM org.apache.catalina.core.StandardWrapperValve invoke 严重: Servlet.se…

applicationContext-common.xml]; nested exception is java.lang.NoClassDefFoundError: org/w3c/dom/ElementTraversal

14:59:16,747 ERROR ContextLoader:350 - Context initialization failedorg.springframework.beans.factory.BeanDefinitionStoreException: Unexpected exception parsing XML document from file [D:\eclipse\workspace_web\.metadata\.plugins\org.eclipse.wst.serve…

Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener. ...nested exception is java.lang.NoSuchMethodError:

ssh 中,项目部署到服务器的时候,出现这样的奇葩的事情: 21-Oct-2017 11:27:15.953 INFO [localhost-startStop-1] org.apache.catalina.core.ApplicationContext.log No Spring WebApplicationInitializer types detected on classpath 21-Oct-2017 11:27:15.991 INFO [localhost-startStop-1]…

Error creating bean with name 'org.springframework.aop.support.DefaultBeanFactoryPointcutAdvisor#0': Initialization of bean failed; nested exception is java.lang.NoSuchMethodError: org.springframework

昨晚在使用spring aop, 然后Tomcat启动的时候, 报了这么个错: Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.aop.support.DefaultBeanFactoryPointcutAdvisor#0': Initialization of bean failed; nested ex…

Servlet.service() for servlet UserServlet threw exception java.lang.NullPointerException 空指针异常

错误付现: 严重: Servlet.service() for servlet UserServlet threw exceptionjava.lang.NullPointerException at com.liuyang.servlet.UserServlet.doGet(UserServlet.java:17) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.Http…

nested exception is java.lang.IllegalStateException: Context namespace element 'annotation-config' a

公司还用的是spring低版本,今天用jre 8测试了一下,发现错误: Unexpected exception parsing XML document from class path resource [applicationContext-dao.xml]; nested exception is java.lang.IllegalStateException: Context namespace element 'annotation-config' and its parser cla…

【org.jeecgframework.core.common.exception.MyExceptionHandler]java.lang.NullPointerException】的更多相关文章