Why is this card not working?

[coolxv]

Describe the bug

[usb] pm3 --> hf 14a info

[+]  UID: 2D 9C D3 40
[+] ATQA: 00 08
[+]  SAK: 20 [1]
[+] Possible types:
[+]    MIFARE Plus 2K/4K / Plus EV1 2K/4K
[+]    MIFARE Plus CL2 2K/4K / Plus CL2 EV1 2K/4K
[+]  ATS: 10 78 80 90 02 20 90 00 00 00 00 00 2D 9C D3 40 2A 58
[+]        -  TL : length is 16 bytes
[+]        -  T0 : TA1 is present, TB1 is present, TC1 is present, FSCI is 8 (FSC = 256)
[+]        - TA1 : different divisors are NOT supported, DR: [], DS: []
[+]        - TB1 : SFGI = 0 (SFGT = (not needed) 0/fc), FWI = 9 (FWT = 2097152/fc)
[+]        - TC1 : NAD is NOT supported, CID is supported
[usb] pm3 --> hf mf autopwn * 2
[!!] PRNG data error: Wrong length: 0

[-] No tag detected or other tag communication error

[usb] pm3 --> hf mf autopwn * 1
[!!] PRNG data error: Wrong length: 0

[-] No tag detected or other tag communication error

[usb] pm3 --> hf mf autopwn * 4
[!!] PRNG data error: Wrong length: 0

[-] No tag detected or other tag communication error

Desktop (please complete the following information):

• OS: Windows

• hw version

  [usb] pm3 --> hw version
  
  [ Proxmark3 RFID instrument ]
  
  [ CLIENT ]
  client: RRG/Iceman/master/v4.9237-611-g551bc6c7 2020-07-19 11:12:53
  compiled with MinGW-w64 9.3.0 OS:Windows (64b) ARCH:x86_64
  
  [ PROXMARK3 ]
  
  [ ARM ]
  bootrom: RRG/Iceman/master/v4.9237-611-g551bc6c7 2020-07-19 11:12:38
     os: RRG/Iceman/master/v4.9237-611-g551bc6c7 2020-07-19 11:12:45
  compiled with GCC 9.2.1 20191025 (release) [ARM/arm-9-branch revision 277599]
  
  [ FPGA ]
  LF image built for 2s30vq100 on 2020-02-22 at 12:51:14
  HF image built for 2s30vq100 on 2020-01-12 at 15:31:16
  
  [ Hardware ]
  --= uC: AT91SAM7S512 Rev B
  --= Embedded Processor: ARM7TDMI
  --= Nonvolatile Program Memory Size: 512K bytes, Used: 227408 bytes (43%) Free: 296880 bytes (57%)
  --= Second Nonvolatile Program Memory Size: None
  --= Internal SRAM Size: 64K bytes
  --= Architecture Identifier: AT91SAM7Sxx Series
  --= Nonvolatile Program Memory Type: Embedded Flash Memory

• hw status

  [usb] pm3 --> hw status
  [#] Memory
  [#]   BigBuf_size.............43924
  [#]   Available memory........43912
  [#] Tracing
  [#]   tracing ................0
  [#]   traceLen ...............90
  [#] Current FPGA image
  [#]   mode.................... HF image built for 2s30vq100 on 2020-01-12 at 15:31:16
  [#] LF Sampling config
  [#]   [q] divisor.............95 ( 125.00 kHz )
  [#]   [b] bits per sample.....8
  [#]   [d] decimation..........1
  [#]   [a] averaging...........No
  [#]   [t] trigger threshold...0
  [#]   [s] samples to skip.....0
  [#] LF Sampling Stack
  [#]   Max stack usage.........4960 / 8480 bytes
  [#] LF T55XX config
  [#]            [r]               [a]   [b]   [c]   [d]   [e]   [f]   [g]
  [#]            mode            |start|write|write|write| read|write|write
  [#]                            | gap | gap |  0  |  1  | gap |  2  |  3
  [#] ---------------------------+-----+-----+-----+-----+-----+-----+------
  [#] fixed bit length (default) |  31 |  20 |  18 |  50 |  15 | N/A | N/A |
  [#]     long leading reference |  31 |  20 |  18 |  50 |  15 | N/A | N/A |
  [#]               leading zero |  31 |  20 |  18 |  40 |  15 | N/A | N/A |
  [#]    1 of 4 coding reference |  31 |  20 |  18 |  34 |  15 |  50 |  66 |
  [#]
  [#] Transfer Speed
  [#]   Sending packets to client...
  [#]   Time elapsed............500ms
  [#]   Bytes transferred.......138240
  [#]   Transfer Speed PM3 -> Client = 276480 bytes/s
  [#] Various
  [#]   Max stack usage.........4960 / 8480 bytes
  [#]   DBGLEVEL................1
  [#]   ToSendMax...............39
  [#]   ToSendBit...............8
  [#]   ToSend BUFFERSIZE.......2308
  [#]   Slow clock..............31120 Hz
  [#] Installed StandAlone Mode
  [#]   HF - Reading Visa cards & Emulating a Visa MSD Transaction(ISO14443) - (Salvador Mendoza)
  [usb] pm3 -->         

• data tune

  
  [usb] pm3 --> data tune
  [=] Measuring antenna characteristics, please wait...
  [/] 10
  [=] ---------- LF Antenna ----------
  [+] LF antenna: 43.90 V - 125.00 kHz
  [+] LF antenna: 37.99 V - 134.83 kHz
  [+] LF optimal: 48.23 V - 127.66 kHz
  [+] LF antenna is OK
  [=] ---------- HF Antenna ----------
  [+] HF antenna: 32.52 V - 13.56 MHz
  [+] HF antenna is OK

[+] Displaying LF tuning graph. Divisor 88 is 134.83 kHz, 95 is 125.00 kHz.

[iceman1001]

No a question for the repo, since its a user issue. Understand what type of card and what you were doing.