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  1. ,

    You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

  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 Coderanch by Rohit Kumar, 1 year ago
This exception has no message.
via Coderanch by Chan Ag, 11 months ago
via https://bugzilla.redhat.com/bugzilla/ by Eiichi Nagai, 2 years ago
java.lang.reflect.InvocationTargetException 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 oracle.apps.ad.clone.util.CloneProcessor.run(CloneProcessor.java:67) at java.lang.Thread.run(Unknown Source)Caused by: java.lang.NoClassDefFoundError: oracle/jdbc/OracleDriver at oracle.apps.ad.util.DBUtil.registerDriver(DBUtil.java:153) at oracle.apps.ad.util.DBUtil.<init>(DBUtil.java:102) at oracle.apps.ad.tools.configuration.FileSysDBCtxMerge.getDBConnection(FileSysDBCtxMerge.java:802) at oracle.apps.ad.tools.configuration.FileSysDBCtxMerge.initializeParams(FileSysDBCtxMerge.java:150) at oracle.apps.ad.tools.configuration.FileSysDBCtxMerge.setParams(FileSysDBCtxMerge.java:131) at oracle.apps.ad.context.CtxValueMgt.mergeCustomInFiles(CtxValueMgt.java:1789) at oracle.apps.ad.context.CtxValueMgt.processCtxFile(CtxValueMgt.java:1608) at oracle.apps.ad.clone.ApplyDBTechStack.runCVM(ApplyDBTechStack.java:646) at oracle.apps.ad.clone.ApplyDBTechStack.runAutoConfig(ApplyDBTechStack.java:699) at oracle.apps.ad.clone.ApplyDBTechStack.doConf(ApplyDBTechStack.java:369) at oracle.apps.ad.clone.ApplyDBTechStack.doApply(ApplyDBTechStack.java:397) at oracle.apps.ad.clone.ApplyDBTechStack.<init>(ApplyDBTechStack.java:313) at oracle.apps.ad.clone.ApplyDBTier.<init>(ApplyDBTier.java:104) ... 6 moreCaused by: java.lang.ClassNotFoundException: oracle.jdbc.OracleDriver 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 java.lang.ClassLoader.loadClassInternal(Unknown Source) ... 19 more