Husband and Wife in the same file, BUT can't submite wife's file.

I did both files using the option to fill both together but separet returns.
By the end, it generated two differente return files which I was suceed to send mine, but when i try to send my wifes, I get an error 32.

RejectedResult: 32 The Canada Revenue Agency was unable to process your return. Our records indicate you are not filing an income tax return for the first time with the Canada Revenue Agency. Please go back in your software and ensure you do not identify yourself as someone who is filing an income tax return for the first time and submit your tax return again. If you require assistance, please contact your software provider.


I did both files last year by MAIL, but the CRA told me that this year I would be able to use netfile.
Anyone knows how to solve that?
Do I need to put me as representative of my wife in CRA?