MyEclipse Maven 警告: Failed to scan JAR [file:/C:/xxxxx.jar] from WEB-INF/lib

警告: Failed to scan JAR [file:/C:/Program%20Files/Tomcat%207.0/me-webapps/nlp/WEB-INF/lib/xercesImpl-2.11.0.jar] from WEB-INF/lib
java.util.zip.ZipException: error in opening zip file
    at java.util.zip.ZipFile.open(Native Method)
    at java.util.zip.ZipFile.<init>(ZipFile.java:215)
    at java.util.zip.ZipFile.<init>(ZipFile.java:145)
    at java.util.jar.JarFile.<init>(JarFile.java:153)
    at java.util.jar.JarFile.<init>(JarFile.java:90)
    at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
    at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
    at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:109)
    at sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
    at sun.net.www.protocol.jar.JarURLConnection.getJarFile(JarURLConnection.java:89)
    at org.apache.tomcat.util.scan.FileUrlJar.<init>(FileUrlJar.java:41)
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:34)
    at org.apache.catalina.startup.ContextConfig$FragmentJarScannerCallback.scan(ContextConfig.java:2662)
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:258)
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:177)
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1917)
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1272)
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:889)
    at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:386)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
    at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5479)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1574)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1564)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:744)
十二月 23, 2015 1:43:07 下午 org.apache.tomcat.util.scan.StandardJarScanner scan

解决方案：找到Maven仓库如本机的是C:/Users/Administrator/.m2/repository/然后在里面找到对应失败的jar包的目录，将整个目录删除，然后回到MyEclipse或者Eclipse中选中Maven4MyEclipse，然后Update Project，选中 Force Update Of .... 然后确定。