This difference in syntax is definitely fairly delicate and may result in a "gotcha" that is explained by Bill Wagner inside a put up entitled Are not able to established EPPlus licencing to non professional with out code breaking as 'LicenceContext is a sort but being used being a variable' https://propertyingurugram.in/pvr-inox-to-open-a-5-screen-multiplex-at-aipl-joy-central-sector-65-gurugram/