confirmed.
Windows 7 64 Bit
Java Version 6 Update 23 (build 1.6.0_23-b05)
did the create a new user and alice worked once.

tried deleting .alice2.2 directory didn't work

tried uninstalling and then reinstalling JRE and JDK and Alice didn't work

tried IfAliceFailsTryThis.exe didn't work

tried running in windows x

sp 3 compatibility mode
Alice version: 2.2 09/10/2010 java.lang.IndexOutOfBoundsException: Invalid index at
javax.swing.DefaultRowSorter.convertRowIndexToMode l(Unknown Source) at
sun.swing.FilePane$SortableListModel.getElementAt( Unknown Source) at
javax.swing.plaf.basic.BasicListUI.updateLayoutSta te(Unknown Source) at
javax.swing.plaf.basic.BasicListUI.maybeUpdateLayo utState(Unknown Source) at
javax.swing.plaf.basic.BasicListUI.getCellBounds(U nknown Source) at
javax.swing.JList.getCellBounds(Unknown Source) at
javax.swing.JList.ensureIndexIsVisible(Unknown Source) at
sun.swing.FilePane.ensureIndexIsVisible(Unknown Source) at
sun.swing.FilePane.doDirectoryChanged(Unknown Source) at
sun.swing.FilePane.propertyChange(Unknown Source) at
java.beans.PropertyChangeSupport.firePropertyChang e(Unknown Source) at
java.beans.PropertyChangeSupport.firePropertyChang e(Unknown Source) at
java.awt.Component.firePropertyChange(Unknown Source) at
javax.swing.JFileChooser.setCurrentDirectory(Unkno wn Source) at
edu.cmu.cs.stage3.alice.authoringtool.dialog.Expor tCodeForPrintingContentPane.<init>(ExportCodeForPr intingContentPane.java:155) at
edu.cmu.cs.stage3.alice.authoringtool.AuthoringToo l.dialogInit(AuthoringTool.java:643) at
edu.cmu.cs.stage3.alice.authoringtool.AuthoringToo l.<init>(AuthoringTool.java:405) at
edu.cmu.cs.stage3.alice.authoringtool.JAlice.main( JAlice.java:141)