Unable to refresh data for a data connection in the workbook.
Hello Techyv,
Yesterday I created a pivot table report using MS Excel 2010 which was retrieving data from SharePoint 2010.
The report worked fine in excel but when I uploaded it to document library and put it in web part to view from share point it showing me this error :
Excel
Unable to refresh data for a data connection in the workbook. Try again or contact your system administrator.
The following connections failed to refresh:
PowerPivot Data
Learn more about data refresh








