Derby plugin for Eclipse: sealing violation

[Jakobsen, Peder]

Hi,

I installed the Derby plugin for eclipse, but when I click "Start Derby Network 
Server" in the Derby menu, I get the following error:

java.lang.ExceptionInInitializerError
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:141)
        at 
org.apache.derby.impl.drda.NetworkServerControlImpl.startNetworkServer(Unknown 
Source)
        at 
org.apache.derby.impl.drda.NetworkServerControlImpl.blockingStart(Unknown 
Source)
        at 
org.apache.derby.impl.drda.NetworkServerControlImpl.executeWork(Unknown Source)
        at org.apache.derby.drda.NetworkServerControl.main(Unknown Source)
Caused by: java.lang.SecurityException: sealing violation: package 
org.apache.derby.iapi.services.crypto is sealed
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:226)
        at java.net.URLClassLoader.access$100(URLClassLoader.java:55)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:194)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:274)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:141)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.getImplementations(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.getDefaultImplementations(Unknown
 Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.runWithState(Unknown Source)
        at org.apache.derby.impl.services.monitor.FileMonitor.<init>(Unknown 
Source)
        at org.apache.derby.iapi.services.monitor.Monitor.startMonitor(Unknown 
Source)
        at org.apache.derby.iapi.jdbc.JDBCBoot.boot(Unknown Source)
        at org.apache.derby.jdbc.EmbeddedDriver.boot(Unknown Source)
        at org.apache.derby.jdbc.EmbeddedDriver.<clinit>(Unknown Source)
        ... 6 more
Exception in thread "main" 

Any ideas?

Thanks,

Peder J.


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