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  1. ,
    Expert tip

    The server rejects all jars that already belong to the server runtime (such as tomcat-**.jar, servlet**.jar). Consider substituting the CORS filter you're using for this one: https://goo.gl/ctQ7Fs

  2. ,

    This is thrown when the Java Virtual Machine (JVM) tries to load a particular class and the specified class cannot be found in the classpath. Make sure poi-ooxml library jar is added to your project's build path and you are using the latest version.

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via Sonatype JIRA by Deleted User, 1 year ago
via Sonatype JIRA by Deleted User, 2 years ago
java.lang.NoClassDefFoundError: org/apache/maven/model/io/xpp3/MavenXpp3Reader at org.sonatype.nexus.proxy.maven.metadata.AbstractMetadataHelper.updateMavenInfo(AbstractMetadataHelper.java:197) at org.sonatype.nexus.proxy.maven.metadata.AbstractMetadataHelper.processFile(AbstractMetadataHelper.java:115) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:60) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.walk(DefaultMetadataRebuilder.java:69) at org.sonatype.nexus.tools.metadata.DefaultMetadataRebuilder.rebuildMetadata(DefaultMetadataRebuilder.java:46) at org.sonatype.nexus.tools.metadata.MetadataRebuildCli.rebuildMetadata(MetadataRebuildCli.java:123) at org.sonatype.nexus.tools.metadata.MetadataRebuildCli.invokePlexusComponent(MetadataRebuildCli.java:85) at org.codehaus.plexus.tools.cli.AbstractCli.execute(AbstractCli.java:161) at org.codehaus.plexus.tools.cli.AbstractCli.execute(AbstractCli.java:67) at org.sonatype.nexus.tools.metadata.MetadataRebuildCli.main(MetadataRebuildCli.java:66)Caused by: java.lang.ClassNotFoundException: org.apache.maven.model.io.xpp3.MavenXpp3Reader at java.net.URLClassLoader$1.run(URLClassLoader.java:217) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at java.lang.ClassLoader.loadClass(ClassLoader.java:323) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) at java.lang.ClassLoader.loadClass(ClassLoader.java:268) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:336) ... 15 more