If your bank declined this payment Cash App, there must be insufficient funds in your bank account. However, we can't ignore the possibility of bank server problems, compatibility issues with Cash App and bank account. It may be a chance that you have mistakenly violated any policy of the bank, and hence, the bank has stopped the transaction with your account.
If you received money from unverified sources, then it makes your activity suspicious. The bank may temporarily stop you from making online transactions.
Closing Remarks:-
Cash App bank declined payment for the reasons explained above. After reading this piece of information here, you will understand how to deal with such a cash app payment decline issue. There is nothing that we cannot resolve on Cash App.
You can avoid many issues by ensuring internet connectivity, funds availability in the bank or Cash App account. Also, upgrade your Cash App, send or receive the money within the limit. However, you can reach out to customer support if the issue continues.