We are developing a payment solution with Paypal Here SDK and Paypal Chip & Tap reader in Sandbox Environment. We followed all procedures given in the Official Paypal document (https://developer.paypal.com/docs/integration/paypal-here/).
When we swipe card in card reader, error is been shown like "Unable to process payment" with Transaction Error
message : com.paypal.paypalretailsdk.RetailSDKException
Note: We are using International corporate AMEX card
The following are screenshot links of the error:
1) https://s3.amazonaws.com/papypal-here-error/1.png
2) https://s3.amazonaws.com/papypal-here-error/2.png
3) https://s3.amazonaws.com/papypal-here-error/3.png
4) https://s3.amazonaws.com/papypal-here-error/4.png
5) https://s3.amazonaws.com/papypal-here-error/5.png
6) https://s3.amazonaws.com/papypal-here-error/6.png
