java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat]
问题描述:IDEA中Maven项目添加tomcat7插件,对web项目进行编译启动
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start com
后台出现如下错误:java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat]
原因:发现JavaEE添加的jar包servlet-api,jsp-api包冲突,这两个包只需要在编译时使用,但是在项目部署和发布时不使用,所以在依赖中给两个依赖修改作用域,如下图:
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start com
然后再次启动tomcat7,项目正常启动了

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