java.lang.UnsupportedOperationException: Error in data system. Please reopen the bug #17014 with the following message: 
  DataLoader:org.netbeans.modules.java.JavaDataLoader
  DataObject:org.netbeans.modules.java.JavaDataObject@92abf3[MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/ApplDetails.java@1e8819e:77e387,valid=true]]
  PrimaryEntry:org.netbeans.modules.java.JavaDataLoader$JavaFileEntry@77e387
  PrimaryFile:MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/ApplDetails.java@1e8819e:77e387,valid=true]
  SecondaryFile:MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/transfer/ApplDetails.java@5a12f5:1e3cabd,valid=false]

   at org.openide.loaders.UniFileLoader.createSecondaryEntry(UniFileLoader.java:138)
   at org.openide.loaders.MultiFileLoader.createSecondaryEntryImpl(MultiFileLoader.java:357)
   at org.openide.loaders.MultiDataObject.createSecondaryEntry(MultiDataObject.java:952)
   at org.openide.loaders.MultiDataObject.registerEntry(MultiDataObject.java:339)
   at org.openide.loaders.MultiFileLoader.handleFindDataObject(MultiFileLoader.java:219)
   at org.openide.loaders.DataObjectPool.handleFindDataObject(DataObjectPool.java:158)
Caused: java.io.IOException: java.lang.UnsupportedOperationException: Error in data system. Please reopen the bug #17014 with the following message: 
  DataLoader:org.netbeans.modules.java.JavaDataLoader
  DataObject:org.netbeans.modules.java.JavaDataObject@92abf3[MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/ApplDetails.java@1e8819e:77e387,valid=true]]
  PrimaryEntry:org.netbeans.modules.java.JavaDataLoader$JavaFileEntry@77e387
  PrimaryFile:MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/ApplDetails.java@1e8819e:77e387,valid=true]
  SecondaryFile:MasterFileObject[/big/dcampbel/clients/deh/ec/cr_46390/ec/nb/ec-billing-ejb/src/java/au/gov/sa/environment/ecommerce/billing/transfer/ApplDetails.java@5a12f5:1e3cabd,valid=false]

   at org.openide.loaders.DataLoader.findDataObject(DataLoader.java:419)
   at org.openide.loaders.DataLoader.findDataObject(DataLoader.java:377)
   at org.openide.loaders.DataLoaderPool.findDataObject(DataLoaderPool.java:531)
   at org.openide.loaders.FolderList.createBoth(FolderList.java:796)
   at org.openide.loaders.FolderList.access$700(FolderList.java:74)
   at org.openide.loaders.FolderList$2.run(FolderList.java:399)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1369)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1907)