Problem: The IRS rejected your Federal Tax Return - not eFile.com - because the Employer Identification Number or EIN on the W-2G - Gambling - is incorrect and does not match the IRS database.
Solution: Sign into your eFile.com account: https://mytaxes.efile.com/1040/SignIn/, click on Federal Taxes and Income the EIN or Employer Identification Number on the W-2G.
Once the EIN is corrected continue with your re-eFile process. You can re-eFile your return at no additional charge.
Contact us with questions: https://www.efile.com/tax-service/contact/efile-contact/