The most frequent errors are as follows:
- error 10-2100: network problem on the phone, please check your network settings and try again
- error 10-2201: check that developer mode is disabled, that the device is not rooted, that the device is not older than native Android 8 or that accessibility options are all disabled, then force the application to stop and try again.
- error 10-2402: contactless card reader not available, wait a few seconds and try again. If this doesn't help, force application shutdown and try again.
- errors 10-25XX and 10-26XX: errors when reading the card, try to retry the transaction, if this doesn't work, change the card.
For a more detailed overview, please refer to the technical documentation
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