Card Reader Troubleshooting Guide
This article provides best practices for troubleshooting issues with your card reader.
For issues with your Front Desk Display, see Front Desk Display Troubleshooting Guide.
Error messages
The table below includes different error messages and how to fix them.
Note: U.S.-based card readers have a power button on the side, and Canada-based card readers have a power button on the front.
Error message | How to fix it |
|---|---|
Could not execute discoverReaders because the SDK is busy with another command: connectReader | Restart your card reader by removing it from the charger and powering it off and back on. |
Bluetooth Timed Out | Ensure your card reader is connected to power and charging. |
Something went wrong. The reader is busy. | Make sure no other transactions are being processed with the Front Desk Display. Close and reopen the Mangomint app. |
Error Message: Bluetooth device disconnected. (3230) | Ensure your card reader is connected to power and charging. |
Payment Declined: Your card was declined. | The client must contact their card issuer for more information. |
Payment Declined: Access to location services is currently disabled. | Turn on location services ("While Using") for the Mangomint app in your iPad settings. |
Temporary error starting payment process. Please try again. | Close and reopen the Mangomint app on your Front Desk Display. |
Try Another Read Method | Try the payment method again. If you continue receiving this error, reset the card reader by pressing the small button next to the power port with a thin-pointed tool. |
If none of the error messages from the table above apply, please try the following troubleshooting tips.
Check your bluetooth connection
Make sure your card reader is connected to bluetooth by going to Gear Icon > Card readers on the iPad.
Charge your card reader
Card readers may disconnect if they are not connected to power.
Make sure your card reader is plugged in and connected to power. Once your card reader is connected to power, it will have flashing lights to indicate that it is charging.
You can check your card reader's battery level by going to Gear Icon > Card readers on the iPad and selecting your connected card reader.
Check your Wi-Fi connection
Make sure the Wi-Fi connection on your iPad is strong, and that Bluetooth and Location Services are turned on in your iPad settings.
Restart your card reader and iPad
Turn your card reader off by removing it from the dock and holding down the power button. Restart the card reader by pressing the power button again.
Turn your iPad off by holding down the power button. Restart the iPad by pressing the power button again.
If needed, reconnect your card reader by going to Gear Icon > Card readers.
Reset the bluetooth connection
Reset the bluetooth connection with your card reader by going to Gear Icon > Card readers and selecting your connected card reader. Select Forget this card reader. Reconnect your card reader by selecting Connect a card reader.
If you are still experiencing an error after following these troubleshooting steps, please reach out to our team via Chat Support.
