java.lang.NoClassDefFoundError: Lorg/apache/log4j/Logger报错 错误提示: java.lang.NoClassDefFoundError: Lorg/apache/log4j/Logger报错(lib包没有导入) 第一步.检查maven的配置: maven管理的项目,里面已经引入了log4j的包 maven引入如下: <dependency> <groupId>log4j</groupId> <artifact…

本文转载自:http://www.javaweb1024.com/info/894.jspx maven管理的项目,里面已经引入了log4j的包 maven引入如下: <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.16</version> <scope>compile</scope>…

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [com/gxcards/ua/datasource/DruidDBConfig.class]: Bean instantiation via factory method failed; nested except…

不多说,直接上干货! 问题详情 运行出现log4j的问题 -classpath "C:\Program Files\Java\jdk1.8.0_66\jre\lib\charsets.jar;C:\Program Files\Java\jdk1.8.0_66\jre\lib\deploy.jar;C:\Program Files\Java\jdk1.8.0_66\jre\lib\ext\access-bridge-64.jar;C:\Program Files\Java\jdk1.8.0_66\…

报错现象: Exception in thread "main" java.lang.NoClassDefFoundError: Lorg/apache/hadoop/fs/FileSystem; at java.lang.Class.getDeclaredFields0(Native Method) at java.lang.Class.privateGetDeclaredFields(Class.java:2583) at java.lang.Class.getDeclaredFi…

在使用Maven新建QuitStart类型项目时,引入了MyBatis3.2.0版本的JAR包之后,出现如下错误: Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/log4j/Priority at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:348) at org.apache.ib…

myeclipse 新建web项目,报错Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Logger,查看项目中已经有引入了log4j的jar包, 但是启动还是报上面的错误,解决方法: 把jar包添加到lib下,重新启动,项目启动成功.…

现象: java.lang.NoClassDefFoundError: org/apache/log4j/Level at org.slf4j.LoggerFactory.getSingleton(LoggerFactory.java:) at org.slf4j.LoggerFactory.bind(LoggerFactory.java:) at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:) at org.…

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/juli/logging/LogFactoryat org.apache.catalina.startup.Bootstrap.<clinit>(Bootstrap.java:49)Caused by: java.lang.ClassNotFoundException: org.apache.juli.logging.LogFactor…

利用POI操作PPT一直报如下错误java.lang.ClassNotFoundException: org.apache.xmlbeans.XmlObject 是因为项目中缺少一个包xmlbeans-2.3.0.jar,加上后就可以正常操作了. 官方下载地址:http://xmlbeans.apache.org 导入XMLBEANS包即可…