Hi all I am trying to upgrade my Server Farm. Until step 6 it succeded. Registering SharePoint Services was successful, Registering SharePoint Features was successful. But while installing SharePoint Web Application Content files (step 7) it failed. Failed to install the application content files. An exception of type System.NullReferenceException was thrown. Additional exception information: Object reference not set to an instance of an object. System.NullReferenceException: Object reference not set to an instance of an object. at Microsoft.SharePoint.Administration.SPAspConfigurationFile.ApplyActionToXmlDocument(XmlDocument xdAction, XmlDocument xd, String sourceFileName) at Microsoft.SharePoint.Administration.SPAspConfigurationFile.MergeWebConfig(XmlDocument xdWebConfig, String fileMask) at Microsoft.SharePoint.Administration.SPAspConfigurationFile.MergeWebConfig(XmlDocument xdWebConfig) at Microsoft.SharePoint.Administration.SPWebService.ApplyApplicationContentToLocalServer() at Microsoft.SharePoint.PostSetupConfiguration.ApplicationContentTask.Run() at Microsoft.SharePoint.PostSetupConfiguration.TaskThread.ExecuteTask() Can anyone help me with this? Thanks Carol

Thanks for your responses !! Sorry for not getting back to this post for so long. Now a days I am involved in other tasks. Rock, I would try the option suggested by you and would post any results and issues. Thanks Carol