Solving: Error : rsAccessDenied (The permissions granted to user ‘MyDomain\Administrator’ are insufficient for performing this operation.)

When deploying reports by using the rs.exe you can get the error: "Error : rsAccessDenied (The permissions granted to user ‘MyDomain\Administrator’ are insufficient for performing this operation.)".   Solution Go to the ReportManager [http://YoureServerName/Reports/Pages/Folder.aspx] Site

Install a development Microsoft SharePoint 2010 RTM Server with PowerPivot and Microsoft SQL Server R2 Reporting Services integration

These are the steps I followed to install a development Microsoft SharePoint 2010 server with PowerPivot and Reporting Services integration.   I installed Microsoft SharePoint Server 2010 by following the steps on: http://powerpivot-info.com/post/66-step-by-step-guide-on-installing-powerpivot-for-sharepoint   Then