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[protege-owl] SWRLRuleEngineBridge Exception

Maria M. maria.michou at gmail.com
Thu Aug 20 07:19:13 PDT 2009


Hello,

I am using Protege 3.4 stable version. When I tried to open SWRL tab in gui,
I got this exception:

------------------------------------------------------------------------------------------------------

*SEVERE: Uncaught Exception -- java.lang.NoClassDefFoundError:
edu/stanford/smi/protegex/owl/swrl/bridge/SWRLRuleEngineBridge*
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:637)
    at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
    at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:323)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:316)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:316)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:268)
    at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:336)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:186)
    at
edu.stanford.smi.protegex.owl.swrl.bridge.BridgePluginManager.<clinit>(Unknown
Source)
    at
edu.stanford.smi.protegex.owl.swrl.ui.table.SWRLTablePanel.<init>(Unknown
Source)
    at edu.stanford.smi.protegex.owl.swrl.ui.tab.SWRLTab.initialize(Unknown
Source)
    at
edu.stanford.smi.protege.widget.WidgetUtilities.createTabWidget(Unknown
Source)
    at edu.stanford.smi.protege.ui.ProjectView.addTab(Unknown Source)
    at edu.stanford.smi.protege.ui.ProjectView.addEnabledTabs(Unknown
Source)
    at edu.stanford.smi.protege.ui.ProjectView.synchronizeTabbedPane(Unknown
Source)
    at edu.stanford.smi.protege.ui.ProjectView.reloadPartial(Unknown Source)
    at edu.stanford.smi.protege.ui.ProjectView.reload(Unknown Source)
    at edu.stanford.smi.protege.ui.ProjectManager.reloadUI(Unknown Source)
    at
edu.stanford.smi.protege.ui.ProjectManager.configureProjectRequest(Unknown
Source)
    at
edu.stanford.smi.protege.action.ConfigureProject.actionPerformed(Unknown
Source)
    at
javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2012)
    at
javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2335)
    at
javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:404)
    at
javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
    at javax.swing.AbstractButton.doClick(AbstractButton.java:374)
    at
javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1688)
    at
javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1732)
    at java.awt.Component.processMouseEvent(Component.java:6108)
    at javax.swing.JComponent.processMouseEvent(JComponent.java:3276)
    at java.awt.Component.processEvent(Component.java:5873)
    at java.awt.Container.processEvent(Container.java:2105)
    at java.awt.Component.dispatchEventImpl(Component.java:4469)
    at java.awt.Container.dispatchEventImpl(Container.java:2163)
    at java.awt.Component.dispatchEvent(Component.java:4295)
    at
java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4461)
    at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4125)
    at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4055)
    at java.awt.Container.dispatchEventImpl(Container.java:2149)
    at java.awt.Window.dispatchEventImpl(Window.java:2478)
    at java.awt.Component.dispatchEvent(Component.java:4295)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:604)
    at
java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
    at
java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
    at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)
Caused by: java.lang.ClassNotFoundException:
edu.stanford.smi.protegex.owl.swrl.bridge.SWRLRuleEngineBridge
    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 java.lang.ClassLoader.loadClass(ClassLoader.java:268)
    at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:336)
    ... 55 more

------------------------------------------------------------------------------------------------------

I also use beta version (I run it in a different pc) and I had never come up
with this exception before.

Any suggestions?

Thank you,

Maria
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