see this
https://ttlc.intuit.com/turbotax-support/en-us/help-article/mobile-apps/fix-e-file-reject-f1040-516/L58rtoh6A_US_en_US
if the rejection is caused by someone else using the SSN, you'll need to file by mail
you may need an IP PIN when it comes time to file your 2025 1040 in 2026