A new update is available for SAS Add-In for Microsoft Office , version 7.12 :
\"Object reference not set to an instance of an object\" might appear when saving a Microsoft Excel file that contains SAS® content
When you update a PivotTable in Microsoft Excel, SAS® Add-In for Microsoft Office might display \"System.NullReferenceException\"
Note: A comprehensive list of all SAS hot fixes is available from support.sas.com. You can use the SAS Hot Fix Analysis, Download, and Deployment (SASHFADD) tool to manage your SAS hot fixes.