Withdrawals usually fail due to:
1. You haven’t established your identity with Kassu casino
2. You haven’t used all the incentives/ unsolicited spins that are redeemable
3. Inaccurate bank information on Kassu Casino
4. A withdrawal more than what is allowed can cause an issue with the processor
Talk to their customer assistance on support@Kassu.com or through the support tab in the event of anything.