[kepler-users] provenance recorder throws exception

[Aaron Schultz]

Dan, is there a folder in the sources dialog for the component library?  
You may need to reset to default directories or blow away your 
"configuration" directory in the project root.  Currently the clean-all 
task is not removing the configuration directory.

Daniel Crawl wrote:
>
> Hi Chris,
>
> There are problems with the actor tree in Kepler. I updated
> to the svn head and do not see any actors, or the
> provenance recorder. I then updated to revision 19343, as
> suggested by Derik in a recent email, and the actors are
> there, but no provenance recorder... What revision are you
> using?
>
> Do you see a green button with a "P" in the toolbar? If so,
> provenance is enabled and will write to an HSQL database in
> .kepler/provenance/.
>
>  --dan
>
>
> Chris Weed wrote:
>> I am trying to run the provenance recorder as described here:
>> https://kepler-project.org/developers/interest-groups/provenance-interest-group/provenance-recorder-instructions 
>>
>>
>> When I drop the provenance recorder into the workflow desktop I get
>> the following:
>>
>> com.microstar.xml.XmlException: Cannot create entity without a class
>> name. in [external stream] at line 2 and column 29
>>     at ptolemy.moml.MoMLParser._checkForNull(MoMLParser.java:3784)
>>     at ptolemy.moml.MoMLParser._createEntity(MoMLParser.java:3965)
>>     at ptolemy.moml.MoMLParser.startElement(MoMLParser.java:2486)
>>     at com.microstar.xml.XmlParser.parseElement(XmlParser.java:921)
>>     at com.microstar.xml.XmlParser.parseContent(XmlParser.java:1104)
>>     at com.microstar.xml.XmlParser.parseElement(XmlParser.java:924)
>>     at com.microstar.xml.XmlParser.parseContent(XmlParser.java:1104)
>>     at com.microstar.xml.XmlParser.parseElement(XmlParser.java:924)
>>     at com.microstar.xml.XmlParser.parseDocument(XmlParser.java:481)
>>     at com.microstar.xml.XmlParser.doParse(XmlParser.java:159)
>>     at com.microstar.xml.XmlParser.parse(XmlParser.java:132)
>>     at ptolemy.moml.MoMLParser.parse(MoMLParser.java:1395)
>>     at ptolemy.moml.MoMLParser.parse(MoMLParser.java:1368)
>>     at ptolemy.moml.MoMLParser.parse(MoMLParser.java:1523)
>>     at 
>> ptolemy.moml.MoMLChangeRequest._execute(MoMLChangeRequest.java:270)
>>     at ptolemy.kernel.util.ChangeRequest.execute(ChangeRequest.java:170)
>>     at 
>> ptolemy.kernel.util.NamedObj.executeChangeRequests(NamedObj.java:699)
>>     at ptolemy.kernel.util.NamedObj.requestChange(NamedObj.java:1686)
>>     at 
>> ptolemy.actor.CompositeActor.requestChange(CompositeActor.java:1351)
>>     at 
>> ptolemy.vergil.basic.EditorDropTarget$DTListener.drop(EditorDropTarget.java:448) 
>>
>>     at java.awt.dnd.DropTarget.drop(DropTarget.java:430)
>>     at 
>> sun.awt.dnd.SunDropTargetContextPeer.processDropMessage(SunDropTargetContextPeer.java:500) 
>>
>>     at 
>> sun.awt.dnd.SunDropTargetContextPeer.access$800(SunDropTargetContextPeer.java:53) 
>>
>>     at 
>> sun.awt.dnd.SunDropTargetContextPeer$EventDispatcher.dispatchDropEvent(SunDropTargetContextPeer.java:812) 
>>
>>     at 
>> sun.awt.dnd.SunDropTargetContextPeer$EventDispatcher.dispatchEvent(SunDropTargetContextPeer.java:736) 
>>
>>     at 
>> sun.awt.dnd.SunDropTargetEvent.dispatch(SunDropTargetEvent.java:29)
>>     at java.awt.Component.dispatchEventImpl(Component.java:3926)
>>     at java.awt.Container.dispatchEventImpl(Container.java:2068)
>>     at java.awt.Component.dispatchEvent(Component.java:3903)
>>     at 
>> java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4256)
>>     at 
>> java.awt.LightweightDispatcher.processDropTargetEvent(Container.java:4007) 
>>
>>     at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3861)
>>     at java.awt.Container.dispatchEventImpl(Container.java:2054)
>>     at java.awt.Window.dispatchEventImpl(Window.java:1801)
>>     at java.awt.Component.dispatchEvent(Component.java:3903)
>>     at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
>>     at 
>> java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:269) 
>>
>>     at 
>> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190) 
>>
>>     at 
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:184)
>>     at 
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:176)
>>     at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)
>>
>> Chris
>> _______________________________________________
>> Kepler-users mailing list
>> Kepler-users at kepler-project.org
>> http://mercury.nceas.ucsb.edu/kepler/mailman/listinfo/kepler-users
>>   
>
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