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Marina9876
10-25-2010, 09:21 AM
I installed Alice 2.1 and kept on encountering, a couple of problems such as objects not appearing properly and the simulations not working according to instructions,two examples of the error i got are:

Alice version: 2.0 04/05/2005


os.name: Windows XP

os.version: 5.1

os.arch: x86

java.vm.name: Java HotSpot(TM) Client VM

java.vm.version: 1.3.1_10-b03

user.dir: C:\Program Files\Alice\Required

Throwable that caused the error:

java.lang.RuntimeException: ExternalReferenceException:

PropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Boo leanProperty[name=a,owner=edu.cmu.cs.stage3.alice.core.question .And[world.mana.moveforward.__Unnamed0__.__Unnamed3__]],criterion=null] at edu.cmu.cs.stage3.alice.core.Element.removeFromPar ent(Element.java:1264) at edu.cmu.cs.stage3.alice.authoringtool.viewcontroll er.PropertyViewController.drop(PropertyViewControl ler.java:847)

at edu.cmu.cs.stage3.alice.authoringtool.util.Groupin gPanel.drop(GroupingPanel.java:189)

at java.awt.dnd.DropTarget.drop(Unknown Source)

at sun.awt.dnd.SunDropTargetContextPeer.processDropMe ssage(Unknown Source)

at sun.awt.dnd.SunDropTargetContextPeer.run(Unknown Source)

at java.awt.event.InvocationEvent.dispatch(Unknown Source)

at java.awt.EventQueue.dispatchEvent(Unknown Source)

at java.awt.EventDispatchThread.pumpOneEventForHierar chy(Unknown Source)

at java.awt.EventDispatchThread.pumpEventsForHierarch y(Unknown Source)

at java.awt.EventDispatchThread.pumpEvents(Unknown Source)

at java.awt.EventDispatchThread.run(Unknown Source)


and another error i got

Error message...

Alice version: 2.0 04/05/2005

os.name: Windows XP

os.version: 5.1

os.arch: x86

java.vm.name: Java HotSpot(TM) Client VM

java.vm.version: 1.3.1_10-b03

user.dir: C:\Program Files\Alice\Required



Exception occurred during event dispatching:

java.lang.RuntimeException: ExternalReferenceException:
ObjectArrayPropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Ele mentArrayProperty[name=textureMaps,owner=edu.cmu.cs.stage3.alice.cor e.Model[world.lampPost3]],criterion=null,index=0]
PropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Tex tureMapProperty[name=diffuseColorMap,owner=edu.cmu.cs.stage3.alice .core.Model[world.lampPost3]],criterion=null]
PropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Geo metryProperty[name=geometry,owner=edu.cmu.cs.stage3.alice.core.M odel[world.lampPost3]],criterion=null]
ObjectArrayPropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Ele mentArrayProperty[name=textureMaps,owner=edu.cmu.cs.stage3.alice.cor e.Model[world.lampPost2]],criterion=null,index=0]
PropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Tex tureMapProperty[name=diffuseColorMap,owner=edu.cmu.cs.stage3.alice .core.Model[world.lampPost2]],criterion=null]
PropertyReference[property=edu.cmu.cs.stage3.alice.core.property.Geo metryProperty[name=geometry,owner=edu.cmu.cs.stage3.alice.core.M odel[world.lampPost2]],criterion=null]


at edu.cmu.cs.stage3.alice.core.Element.removeFromPar ent(Element.java:1264)

at edu.cmu.cs.stage3.alice.authoringtool.util.ChildCh angeUndoableRedoable.undo(ChildChangeUndoableRedoa ble.java:59)

at edu.cmu.cs.stage3.alice.authoringtool.util.Compoun dUndoableRedoable.undo(CompoundUndoableRedoable.ja va:50)

at edu.cmu.cs.stage3.alice.authoringtool.util.Default UndoRedoStack.undo(DefaultUndoRedoStack.java:50)

at edu.cmu.cs.stage3.alice.authoringtool.MainUndoRedo Stack.undo(MainUndoRedoStack.java:96)

at edu.cmu.cs.stage3.alice.authoringtool.Actions$12.a ctionPerformed(Actions.java:149)

at javax.swing.AbstractButton.fireActionPerformed(Unk nown Source)

at javax.swing.AbstractButton$ForwardActionEvents.act ionPerformed(Unknown Source)

at javax.swing.DefaultButtonModel.fireActionPerformed (Unknown Source)

at javax.swing.DefaultButtonModel.setPressed(Unknown Source)

at javax.swing.plaf.basic.BasicButtonListener.mouseRe leased(Unknown Source)

at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)

at java.awt.Component.processMouseEvent(Unknown Source)

at java.awt.Component.processEvent(Unknown Source)

at java.awt.Container.processEvent(Unknown Source)

at java.awt.Component.dispatchEventImpl(Unknown Source)

at java.awt.Container.dispatchEventImpl(Unknown Source)

at java.awt.Component.dispatchEvent(Unknown Source)

at java.awt.LightweightDispatcher.retargetMouseEvent( Unknown Source)

at java.awt.LightweightDispatcher.processMouseEvent(U nknown Source)

at java.awt.LightweightDispatcher.dispatchEvent(Unkno wn Source)

at java.awt.Container.dispatchEventImpl(Unknown Source)

at java.awt.Window.dispatchEventImpl(Unknown Source)

at java.awt.Component.dispatchEvent(Unknown Source)

at java.awt.EventQueue.dispatchEvent(Unknown Source)

at java.awt.EventDispatchThread.pumpOneEventForHierar chy(Unknown Source)

at java.awt.EventDispatchThread.pumpEventsForHierarch y(Unknown Source)

at java.awt.EventDispatchThread.pumpEvents(Unknown Source)

at java.awt.EventDispatchThread.run(Unknown Source)

Marina9876
10-25-2010, 09:40 AM
I tried installing Alice 2.2 and now get an error message as the one attached in the txt file

Any help would be much appreciated