In efforts by me to file my wife's taxes, I got this msg: "The element 'TP_80' has incomplete content. List of possible elements expected: 'U18, U16'." What does it mean?

You may have forgotten to enter your industry code and the main product/service you provide. Please go back to Income- Self-Employed- Business or Professional Activities. Complete the information required and continue until  you get to the page which asks for your industry code.

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