java web问题，谢谢解答

Question

 13-Sep-2017 13:27:29.304 警告 [ContainerBackgroundProcessor[StandardEngine[Catalina]]] org.apache.catalina.core.StandardContext.backgroundProcess Exception processing loader [WebappLoader[StandardEngine[Catalina].StandardHost[mtiansystem.com].StandardContext[]]] background process
 java.lang.IllegalStateException: java.io.FileNotFoundException: /home/wwwroot/mtiansystem/WEB-INF/lib/commons-beanutils.jar (没有那个文件或目录)
    at org.apache.catalina.webresources.AbstractSingleArchiveResourceSet.getArchiveEntry(AbstractSingleArchiveResourceSet.java:97)
    at org.apache.catalina.webresources.AbstractArchiveResourceSet.getResource(AbstractArchiveResourceSet.java:260)
    at org.apache.catalina.webresources.StandardRoot.getResourceInternal(StandardRoot.java:281)
    at org.apache.catalina.webresources.Cache.getResource(Cache.java:62)
    at org.apache.catalina.webresources.StandardRoot.getResource(StandardRoot.java:216)
    at org.apache.catalina.webresources.StandardRoot.getClassLoaderResource(StandardRoot.java:225)
    at org.apache.catalina.loader.WebappClassLoaderBase.modified(WebappClassLoaderBase.java:678)
    at org.apache.catalina.loader.WebappLoader.modified(WebappLoader.java:344)
    at org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:288)
    at org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:5552)
    at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1408)
    at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1412)
    at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1412)
    at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1380)
    at java.lang.Thread.run(Thread.java:748)

在本地测试没问题，传到服务器上就报错这个，在lib里也有这个文件，问题出在哪里？tomcat

Answer 1

项目启动找jar包没找到，这种应该是读文件夹的权限没有吧。