javax.smartcardio.CardException: connect() failed

Stack Overflow | Eric K. | 1 month ago
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    GitHub | 2 years ago | shamun
    javax.smartcardio.CardException: connect() failed

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    Root Cause Analysis

    1. sun.security.smartcardio.PCSCException

      SCARD_W_UNPOWERED_CARD

      at sun.security.smartcardio.PCSC.SCardConnect()
    2. Java RT
      TerminalImpl.connect
      1. sun.security.smartcardio.PCSC.SCardConnect(Native Method)
      2. sun.security.smartcardio.CardImpl.<init>(CardImpl.java:96)
      3. sun.security.smartcardio.TerminalImpl.connect(TerminalImpl.java:78)
      3 frames
    3. rfidreadtest
      RFIDReadTest.main
      1. rfidreadtest.RFIDReadTest.handleCard(RFIDReadTest.java:54)
      2. rfidreadtest.RFIDReadTest.main(RFIDReadTest.java:42)
      2 frames