Invalid headers. Header should be User_ID,Product_ID and Purchase

@jeevan44 wrote:

Hi,

When submitting the solution to BlackFriday. I get this error "Invalid headers. Header should be User_ID,Product_ID and Purchase"

I even copied the header from sample submission.csv still getting same error! Any help appreciated

I have attached copy of my submission with first 5 results for reference
Submission1 copy.csv (123 Bytes)

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