Legal error? Undoubtedly, people go to (or stay out of) jail every day due to legal errors.
They really would not want to open this question, if it were a real question, rather than simple $h!t-stirring.
The 1 March 1803 date of Admission to Statehood has only been official since the adoption of the Bender Ohio Statehood Act of 7 August 1953; the rest of the [specious?] story