This means that the Knowledge-Based Authentication, LexisNexis, is unable to verify the identity the person attempting to E-sign the return.
This means that the system does not have enough history for this client to be verified or that the answers to the questions did not get answered correctly.
The only thing that can be done in this situation is to have the client manually sign the 8879.
We are not able to ask Lexis Nexis to change any of the information they have in their database. They will need the client to request the change. They can do so by disputing any information in their report here: