[ECO Bounty] iopay Swap Functionality Failure

Summary

Users are unable to execute token swaps in ioPay wallet. The "Confirm" button appears inactive/unresponsive when attempting to swap USDT to BNB, and no error message or prompt is displayed to indicate the cause of the failure.

Environment

• App: ioPay Wallet (Mobile)

• Platform: Android

• Time of Issue: 10:02 AM (local time)

• Network Status: 5G connection active

Steps to Reproduce

1. Open ioPay wallet

2. Navigate to Swap feature

3. Select USDT as input token

4. Enter amount: 0.000008398 USDT (displayed as 0.0{6}8398)

5. Select BNB as output token

6. Observe calculated output: 0.000000001345 BNB

7. Attempt to tap the "Confirm" button

Expected Behavior

• The Confirm button should be active/tappable

• Upon tapping Confirm, user should see:

  • Transaction confirmation prompt, OR

  • Error message explaining why the swap cannot proceed (e.g., insufficient balance, slippage too high, liquidity issues, minimum amount not met)

Actual Behavior

• Confirm button appears disabled or unresponsive (grayed out/inactive state)

• No prompt, error message, or feedback is displayed to the user

• User cannot proceed with the swap

• No indication of what is preventing the transaction

Transaction Details (from Screenshot)

Wallet Address: io1tkw393kejmxwnd454twc6020sxcyvh5dxqmren

Device & Environment:

-Operating system: Android 13

-Device model: Redmi Note 10 Pro