This, according to Steve Mills,
[Porzingis] point-blank said to us, 'I don't want to be here,'" Mills said. "'I'm not going to re-sign with the Knicks and I'm going to give you seven days to trade me, or I'm going back to Europe.
https://www.si.com/nba/2019/05/22/kristaps-porzingis-demanded-trade-knicks-president-claim-europe-return
Well seems even in Europe you're not welcomed...