java.lang.NoClassDefFoundError: Lorg/apache/log4j/Logger报错(lib包没有导入)
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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>
</dependency>
但还是报
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
... 6 more
Caused by: java.lang.NoClassDefFoundError: Lorg/apache/log4j/Logger;
看了下tomcat项目中lib 下,maven的包没有到过来,感觉很奇怪.昨天项目还是OK的
修改如下:
add中选择
问题搞定
因为是初学,所以很多原理都不是很懂,我启动其他的项目也会报错。可见maven会影响整个tomcat
2 0
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