在执行 java -jar 时因为打包的原因 执行出现

Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.SecurityException: Invalid signature file digest for Manifest main attributes
        at sun.security.util.SignatureFileVerifier.processImpl(SignatureFileVerifier.java:284)
        at sun.security.util.SignatureFileVerifier.process(SignatureFileVerifier.java:238)
        at java.util.jar.JarVerifier.processEntry(JarVerifier.java:316)
        at java.util.jar.JarVerifier.update(JarVerifier.java:228)
        at java.util.jar.JarFile.initializeVerifier(JarFile.java:383)
        at java.util.jar.JarFile.getInputStream(JarFile.java:450)
        at sun.misc.URLClassPath$JarLoader$2.getInputStream(URLClassPath.java:940)
        at sun.misc.Resource.cachedInputStream(Resource.java:77)
        at sun.misc.Resource.getByteBuffer(Resource.java:160)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:454 )
        at java.net.URLClassLoader.access$100(URLClassLoader.java:73 )
        at java.net.URLClassLoader$1.run(URLClassLoader.java:368 )
        at java.net.URLClassLoader$1.run(URLClassLoader.java:362 )
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:361 )
        at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
        at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:495)

解决方法：

zip -d crawl.jar META-INF/*.RSA META-INF/*.DSA META-INF/*.SF