At this time of tax season it is not unusual that a tax return will be pending for over 72 hours. You will need to be patient, it should be accepted by the state shortly.
See this TurboTax support FAQ for Pending - https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/pending-mean/L6PeeDJeH_US_en_...
