SUPPORT / SAMPLES & SAS NOTES
Problem Note 50401: A null-pointer exception occurs in SAS® Forecast Studio when you attempt to edit a model from the Model View tab
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In SAS Forecast Studio, the Edit Model button does not always work when you use it to edit a model from the Model View tab. When you click the button, the following null-pointer exception is generated:
java.lang.NullPointerException
at com.sas.analytics.forecasting.client.api.model.support.Polynomial.
equals(Polynomial.java:67)
at com.sas.analytics.forecasting.client.api.models.xmlsupport.TSFilter.
equals(TSFilter.java:89)
at com.sas.analytics.forecasting.client.impl.models.support.ArimaModelComponent.
equals(ArimaModelComponent.java:158)
at com.sas.analytics.forecasting.client.api.model.support.Predictor.
equals(Predictor.java:96)
at java.util.ArrayList.indexOf(Unknown Source)
at java.util.ArrayList.contains(Unknown Source)
at java.util.AbstractCollection.removeAll(Unknown Source)
at com.sas.analytics.forecasting.client.api.models.Arima.removeAllEvent
Predictors(Arima.java:331)
at com.sas.analytics.forecasting.client.api.modelspecs.selectionlist.
ModelSelectionList.injectEventsIntoArima(ModelSelectionList.java:442)
at com.sas.analytics.forecasting.client.api.modelspecs.selectionlist.
ModelSelectionList.injectEventsIntoModelSpec(ModelSelectionList.java:426)
at com.sas.analytics.forecasting.client.api.modelspecs.selectionlist.
ModelSelectionList.getSystemNameFor(ModelSelectionList.java:410)
at com.sas.analytics.forecasting.swing.fstudio.holders.ModelSelectionList
Holder.getSystemNameFor(ModelSelectionListHolder.java:164)
at com.sas.analytics.forecasting.swing.fstudio.modelspec.modelcontext.
DefaultSeriesContext.getModelSpecSystemName(DefaultSeriesContext.java:934)
at com.sas.analytics.forecasting.swing.fstudio.modelspec.ModelSpecification
Screen.initValues(ModelSpecificationScreen.java:777)As a workaround, you can edit your model as follows:
- From the menu on the SAS Forecast Studio console, select Project ► Model Repository to open the model repository.
- In the repository, select your project and click Edit. You should be able to edit your model from this location.
Click the Hot Fix tab in this note to access the hot fix for this issue.
Operating System and Release Information
| Product Family | Product | System | Product Release | SAS Release | ||
| Reported | Fixed* | Reported | Fixed* | |||
| SAS System | SAS Forecast Studio | Microsoft® Windows® for x64 | 3.1_M3 | 12.3 | 9.2 TS2M3 | 9.4 TS1M0 |
| Microsoft Windows Server 2003 Datacenter Edition | 3.1_M3 | 9.2 TS2M3 | ||||
| Microsoft Windows Server 2003 Enterprise Edition | 3.1_M3 | 9.2 TS2M3 | ||||
| Microsoft Windows Server 2003 Standard Edition | 3.1_M3 | 9.2 TS2M3 | ||||
| Microsoft Windows Server 2003 for x64 | 3.1_M3 | 9.2 TS2M3 | ||||
| Microsoft Windows Server 2008 | 3.1_M3 | 9.2 TS2M3 | ||||
| Microsoft Windows Server 2008 R2 for x64 | 3.1_M3 | 12.3 | 9.2 TS2M3 | 9.4 TS1M0 | ||
| Microsoft Windows Server 2008 for x64 | 3.1_M3 | 12.3 | 9.2 TS2M3 | 9.4 TS1M0 | ||
| Microsoft Windows XP Professional | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Enterprise 32 bit | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Enterprise x64 | 3.1_M3 | 12.3 | 9.2 TS2M3 | 9.4 TS1M0 | ||
| Windows 7 Home Premium 32 bit | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Home Premium x64 | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Professional 32 bit | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Professional x64 | 3.1_M3 | 12.3 | 9.2 TS2M3 | 9.4 TS1M0 | ||
| Windows 7 Ultimate 32 bit | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows 7 Ultimate x64 | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows Vista | 3.1_M3 | 9.2 TS2M3 | ||||
| Windows Vista for x64 | 3.1_M3 | 9.2 TS2M3 | ||||