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  1. ,
    Expert tip

    If you're using Hibernate, this indicates you're missing FasterXML Classmate dependency, which you can add to your dependencies. To add it, the groupId is com.fasterxml and artifactId is Classmate.

  2. ,
    Expert tip

    NoClassDefFoundError means java has failed to find a class you're trying to instantiate, look if you've added the class you're trying to instantiate to the dependencies.

Solutions on the web

via Coderanch by bhaskar bolo, 1 year ago
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java.lang.reflect.InvocationTargetException
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java.lang.reflect.InvocationTargetException
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java.lang.ClassNotFoundException: org.apache.poi.POIXMLTypeLoader	at java.net.URLClassLoader$1.run(Unknown Source)	at java.net.URLClassLoader$1.run(Unknown Source)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(Unknown Source)	at java.lang.ClassLoader.loadClass(Unknown Source)	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)	at java.lang.ClassLoader.loadClass(Unknown Source)	at org.openxmlformats.schemas.drawingml.x2006.main.ThemeDocument$Factory.parse(Unknown Source)	at org.apache.poi.xssf.model.ThemesTable.(ThemesTable.java:46)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)	at java.lang.reflect.Constructor.newInstance(Unknown Source)	at org.apache.poi.xssf.usermodel.XSSFFactory.createDocumentPart(XSSFFactory.java:60)	at org.apache.poi.POIXMLDocumentPart.read(POIXMLDocumentPart.java:427)	at org.apache.poi.POIXMLDocument.load(POIXMLDocument.java:162)	at org.apache.poi.xssf.usermodel.XSSFWorkbook.(XSSFWorkbook.java:263)	at AdaptiveControllers.main(AdaptiveControllers.java:17)