Yes. You can correct the error on the extension and re-file it by the deadline below.
Deadline for resubmitting or paper-filing a rejected federal return that was originally e-filed by the April 15 deadline if you did not file an extension.
April 22, 2019, if you live in Maine or Massachusetts because of Patriot's Day.
Note: Although the last day to resubmit a rejected return is October 20, the April 20 deadline applies to taxpayers who owe taxes and want to avoid the late-filing penalty.
