Hi: Two things: 1) you should NOT try to use the Excel files, it is likely they were not provided to you for the reasons stated in the 2 posting links I provided and 2) If you get a message that ORION does not exist it usually means that the setup program with &PATH was not submitted, as per the instructions. I do like the new course, but the setup for that course also needs to be done and you also need to run a program to make the datasets. I suggest you read some of the previous postings and watch the videos about making data in the new course. Cynthia
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