error during processing of transaction or transaction rejected by supplier (error code 14104)
The supplier was not able to process the request successfully.
This can be due to various reasons, like an invalid/unknown mobile number, a not yet active sim-card on side of the Mobile Network Operator or also due to a blocked sim-card.
Also a temporary error on side of the supplier can be possible.
Please verify that you have chosen the correct product for the SIM-card (correct mobile network operator?)
Also please check your entered number for any kind of typos.
Please note that freshly activated SIM cards usually need to wait a few hours before they can be topped up.
If this error persists, please note down the error code get in touch with your Mobile Network Operator.