How to Understand PSAM Card Exceptions in Q2/Q3 Series

From wizarPOS
Revision as of 02:08, 17 September 2021 by Mahong (talk | contribs)

Here are two cases will throw this exception in Q2/Q3 series when using SmartCardReaderDevice.open method:

  • No inserted physical SAM card, it will throw this exception.
  • After insert PSAM card to the terminal, please restart the device, because the PSAM card reader can not support hot plug. If don't restart the device, the PSAM card can not be identified, it will throw this exception.