Question

"pi" (basic) attributes of demographic data did not match on irctc login means

Answer 1

It is possibly an error occurring due to the mismatch of the basic personal details on the Aadhaar card and the IRCTC profile.

The possible errors could include - spelling mistake in name which may be a mismatch in the Aadhaar card and the IRCTC profile, including the first name, middle name and the surname, mismatch in DOB, mismatch in registered mobile number.