This happens when you're trying to delete,
• Your primary bank account on Groww: If you have multiple bank accounts added on Groww, replace your primary bank account first with one of the other accounts. Then, try deleting it.
• Your only bank account on Groww: Add another bank account and make this new one your primary bank account on Groww. Once done, you can delete the previous account.
To see your bank account details and make relevant changes, click on the button below.