[Pcsclite-muscle] Card Reader Issue

Ludovic Rousseau ludovic.rousseau
Tue May 19 05:38:34 PDT 2015


Hello,

2015-05-18 15:46 GMT+02:00 Tom Arnautovic <Tom.Arnautovic at neardesk.com>:
> Hi.  I have two  ACR122U card readers attached to a Raspberry Pi.   This has
> some software which, when presented with a valid card, will activate a
> switch.  It works for weeks on end but occasionally the system stops working
> and the readers become unresponsive.  It seems, that possibly after an
> unintended reboot, the device Raspberry Pi cannot reconnect with the
> readers.  Below is the messages log file.  Firstly, does anybody know why
> this happens and how to fix it?  If not, is there a workaround to tell the
> OS to keep trying to initialize the USB readers if they fail like this?

> May 18 13:17:19 door0036 pcscd: ccid_usb.c:514:OpenUSBByName() Can't claim interface 1/4: -6

I do not like the line above.
-6 is LIBUSB_ERROR_BUSY

> May 18 14:16:58 door0036 mono: CardReaderWatcherService.exe: Service Service1 started

You are using Mono/C# on a Raspberry Pi. Cool.


Please follow http://pcsclite.alioth.debian.org/ccid.html#support

Bye

-- 
 Dr. Ludovic Rousseau




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