Tag: Power Query

Error: An Item with the same key has been already added – Unable to load the tables in the Power Pivot Window

NOTE: First thing to do is to make a copy of your Excel Workbook, before making any changes to your Power Query Source. If you do NOT, and change your Power Query source, your Power Pivot Model could become unusable! 1.      I had an issue where if I changed the Power Query source from a CSV after I made changes…