C:\XilinxProject, if you have copied the folder "TE0xxx-Reference-Designs\reference-TE0xxx" to "C:\XilinxProject" ( "C:\XilinxProject\reference-TE0xxx" and "C:\XilinxProject\TE-EDK-IP");
otherwise you must copy the contents of GitHub's 'TE-EDK-IP' folder inside the already existent empty folder "TE0xxx-Reference-Designs\TE-EDK-IP".
Warning
You should not alter folder nesting because is a Xilinx Platform Studio requirements