If it rejected it was never filed. You will have to print and mail it to the IRS and state now. If you are expecting a refund there is no penalty for filing late. Did you use the Online web version or the Desktop installed program? If you used the Desktop program your online account won't know anything about your return.
For the Desktop program you have to check the filing status inside the program. Open your return and go up to the top black menu bar first item
File > Electronic Filing > Check Electronic Filing Status
