It's possible that the .Net framework needs repair.
https://www.microsoft.com/en-us/download/details.aspx?id=30135
--please don't forget to Accept as answer if the reply is helpful--
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I had to have my computer re-imaged and had Microsoft Office 2013 Professional Plus reinstalled. Now when I try to start PowerPivot I get this error (see attached for picture). Method not found: Microsoft.AnalysisServices.Common.ApplicationEdition Microsoft.AnalysisServices.Common.IModelerHost.get_ApplicationEdition().
I have tried Office Repair like it suggested a couple of times but have had no luck
It's possible that the .Net framework needs repair.
https://www.microsoft.com/en-us/download/details.aspx?id=30135
--please don't forget to Accept as answer if the reply is helpful--
Hi @Miranda Klug ,
Please go to File- Account and provide the detail version of Excel you're using:
Not all versions of PowerPivot is available in Excel.
I also suggest you try this method:
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Some other ideas here.
https://social.msdn.microsoft.com/Forums/en-US/d3924a5d-f337-48e6-8418-cb7c72f4d87f/powerpivot-exception-while-saving-could-not-load-file-or-assembly?forum=sqlkjpowerpivotforexcel
--please don't forget to Accept as answer if the reply is helpful--