issuing hf mf chk keys returns nothing

No output from hf mf chk command, "hf mf chk *1 ?" returns no keys and executes in no time and returns: Time in checkkeys: 0 seconds

RDV3 and pm3-easy board, same issue.

Expected behavior A clear and concise description of what you expected to happen.

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OS X High Sierra

pm3 --> hw ver

Proxmark3 RFID instrument

[ CLIENT ] client: iceman build for RDV40 with flashmem; smartcard;

[ ARM ] bootrom: iceman/master/ 2018-08-13 21:53:19 os: iceman/master/ 2018-08-13 21:53:22

[ FPGA ] LF image built for 2s30vq100 on 2017/10/25 at 19:50:50 HF image built for 2s30vq100 on 2018/ 8/10 at 11:48:34

[ Hardware ] --= uC: AT91SAM7S512 Rev B --= Embedded Processor: ARM7TDMI --= Nonvolatile Program Memory Size: 512K bytes, Used: 235171 bytes (45) Free: 289117 bytes (55) --= Second Nonvolatile Program Memory Size: None --= Internal SRAM Size: 64K bytes --= Architecture Identifier: AT91SAM7Sxx Series --= Nonvolatile Program Memory Type: Embedded Flash Memory

pm3 --> hw status

db# Memory

db# BIGBUF_SIZE.............40000

db# Available memory........40000

db# Tracing

db# tracing ................0

db# traceLen ...............103

db# Currently loaded FPGA image

db# mode.................... LF image built for 2s30vq100 on 2017/10/25 at 19:50:50

db# Flash memory

db# init....................FAIL

db# Smart card module (ISO 7816)

db# version.................FAILED

db# LF Sampling config

db# [q] divisor.............95 (125 KHz)

db# [b] bps.................8

db# [d] decimation..........1

db# [a] averaging...........Yes

db# [t] trigger threshold...0

db# USB Speed

db# Sending USB packets to client...

hw tune

db# Time elapsed............1500ms

db# Bytes transferred.......806400

db# USB Transfer Speed PM3 -> Client = 537600 Bytes/s

db# Various

db# MF_DBGLEVEL.............1

db# ToSendMax...............39

db# ToSendBit...............8

db# ToSend BUFFERSIZE.......2308

db# Installed StandAlone Mods

db# LF HID26 standalone - aka SamyRun (Samy Kamkar)

pm3 --> hw tune

[=] measuring antenna characteristics, please wait...

...

[+] LF antenna: 46.17 V - 125.00 kHz [+] LF antenna: 28.32 V - 134.00 kHz [+] LF optimal: 49.43 V - 126.32 kHz [+] LF antenna is OK

[+] HF antenna: 33.85 V - 13.56 MHz [+] HF antenna is OK

[+] Displaying LF tuning graph. Divisor 89 is 134khz, 95 is 125khz.

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RfidResearchGroup / proxmark3

chk keys not returning anything #1