How to Understand PSAM Card Exceptions in Q2/Q3 Series

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Revision as of 01:58, 17 September 2021 by Mahong (talk | contribs)
 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, when call open method, this error occured.
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