java.lang.SecurityException

sealing violation: package oracle.jdbc is sealed

Solutions on the web1498

  • sealing violation: package oracle.jdbc is sealed
  • sealing violation: package scalaz is sealed
  • sealing violation: package org.apache.derby.iapi.services.locks is sealed
  • Stack trace

    • java.lang.SecurityException: sealing violation: package oracle.jdbc is sealed at java.net.URLClassLoader.defineClass(URLClassLoader.java:234) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at org.jetel.util.classloader.GreedyURLClassLoader.loadClassGreedy(GreedyURLClassLoader.java:131) at org.jetel.util.classloader.GreedyURLClassLoader.loadClass(GreedyURLClassLoader.java:111) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at org.jetel.connection.jdbc.DBConnectionImpl.getResultSetType(DBConnectionImpl.java:762) at org.jetel.component.DBExecute.initStatements(DBExecute.java:492) at org.jetel.component.DBExecute.preExecute(DBExecute.java:436) at org.jetel.graph.Node.run(Node.java:476) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:662)

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