gpg-agent: error accessing card: Conflicting use

[the2nd at otpme.org]

Hi again :)

nobody else with this problem?



On 2015-05-30 14:25, the2nd at otpme.org wrote:
> Hi,
> 
> i have a problem with gpg-agent when using it with a yubikey neo.
> after some time gpg-agent refuses to sign any data and so any ssh
> login with my key stored on the yubikey will fail. the gpg-agent log
> shows the following messages:
> 
> 2015-05-30 13:49:36 gpg-agent[3600] error accessing card: Conflicting 
> use
> 2015-05-30 13:49:36 gpg-agent[3600] smartcard signing failed: 
> Conflicting use
> 2015-05-30 13:49:38 gpg-agent[3600] error getting default
> authentication keyID of card: Conflicting use
> 
> the command to start gpg-agent on KDE login is:
> eval "$(/usr/bin/gpg-agent --daemon --enable-ssh-support --log-file
> ~/.gnupg/gpg-agent.log)"
> 
> i haven't found the exact circumstances when it happens but its more
> likely to happen when the yubikey was plugged off and re-inserted, but
> it also happens without pull off from time to time. a restart of
> gpg-agent fixes the issue. it also often happens after i've pressed
> the yubikey button to generate an OTP but not always.
> 
> gnupg version is 2.0.27-r1 running on sabayon linux.
> 
> when using the same yubikey on my ubuntu 14.04 notebook at work i
> never had this problem.
> 
> thanks for any help.
> 
> regards
> the2nd