I'm only registered for the IDF cup and I'm only in the 2nd round, which I'm playing tonight and I've already played 3 cup games and I'm playing tomorrow again without being able to recover and I'm in D3. And that's preventing me from playing my IE games as I do at the start of every season. Can we cancel my game tomorrow so that I can finally play my IE games? Thank you in advance.

You are entered in two cups the problem is the ...

I haven't entered any 2nd cup.

Indeed, your entry in an unofficial cup is stifling your calendar.
You should have avoided entering it.
So instead of cancelling a match for no apparent reason,