The first thing to keep in mind is that before you come to a conclusion that all the cash app transfer failed, you need to check the cash app balance at the top of the screen. If the dollar amount is not showing as expected, check your linked bank account to find out if the transaction is not pending.
There can be many reasons behind the failure of cash app transfer. Some of them are: wrong name, address, or zip code, expired payment card, wrong or invalid CVV code, insufficient funds in the account, merchant accounts, something that violates the terms of service.
Regards,
Bruce