how and when did you file?. e-filing closed 10/15/2019. so if you filed after that you needed to mail your returns. if you mailed your federal, did you use the same envelop or address as the state. the state will toss the federal return. the other possibility is the return got lost in the mail. since you say you sent payment, you should check to see that it cleared. are you sure it's the 2018 return?
e-filing state is dependent on acceptance of e-filed federal. . if you e-filed did you get acceptance notification for federal return.
