We have been rejected 9 times why ?

The Secondary Taxpayer date of birth, in STEP 2 , Section 4, does not match the IRS record.

If you have checked the data of birth and it is correct you will have to print and mail your tax return.  The IRS receives this type of information from Social Security.

See this TurboTax support FAQ for the IRS error code - https://ttlc.intuit.com/turbotax-support/en-us/help-article/rejected-tax-return/e-file-reject-ind-526/L0vnJfaDl_US_en_US?uid=lw2t97x1

See this TurboTax support FAQ for how to print and mail a tax return - https://ttlc.intuit.com/turbotax-support/en-us/help-article/printers-printing/print-mail-return-turbotax-online/L5bwuqXGy_US_en_US?uid=lw2tabde