Why my advaced export resolution limited to 1536?

hello, I have toonboom advanced (subscribed) and im trying to render my works in 1080p resolution but there is notification about limit resolution at 1536. And yes i already try another resolution and it is limited to that specific number.

I cant find any way to troubleshoot this, is anyone here know why this happen or how to troubleshoot this problems?

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thankyou