[X2Go-User] Can't connect to server with user 'A' but with user 'B'

[Henrik Schmidt]

Am 20.03.2020 um 14:22 schrieb Ulrich Sibiller:
> A few things to check:
> - does the user's profile print anything to stdout or stderr during login?
No.
> - does the user have access to /tmp/.x2go-hbs (check ownership/permissions)
Yes. Lots of subfolders for each failed sessions are located there like 
C-hbs-52-1584706777_stDXFCE_dp32
> - does the user have access to ~/.x2go/* (check ownership/permissions)
Yes. Links to the/tmp/.x2go-hbs session folders and an empty ssh folder 
are located there.
>
> Uli
>
> On Fri, Mar 20, 2020 at 1:51 PM Henrik Schmidt
> <hbs at informatik.uni-kiel.de> wrote:
>> I'm using x2go server 4.0.1.20 with nxagent 3.5.0.32 on OpenSuse tumbleweed.
>>
>> I login with x2go client 4.1.2.2 on Windows 10.
>>
>> With User 'B' I can connect fine and the XCFE seesion is started properly.
>>
>> With User 'A' I get an error on the client:
>> "The remote proxy closed the connection while negotiating the session.
>> This may be due to wrong authentication credentials passed to the server."
>>
>> On the server the session.log is:
>>
>> Info: Agent running with pid '17266'.
>> Session: Starting session at 'Fri Mar 20 13:38:52 2020'.
>> Info: Proxy running in server mode with pid '17266'.
>> Info: Waiting for connection from 'localhost' on port '30958'.
>> Info: Aborting the procedure due to signal '1'.
>> Error: Aborting session with 'Unable to open display
>> 'nx/nx,options=/tmp/.x2go-hbs/C-hbs-58-15
>> 84707931_stDXFCE_dp32/options:58''.
>> Session: Aborting session at 'Fri Mar 20 13:39:52 2020'.
>> Session: Session aborted at 'Fri Mar 20 13:39:52 2020'.
>>
>> Both user use the identical x2go session settings on the client and I
>> tried both passwort and ssh key authentication for user 'A'.
>> The password is working fine as I can login as user 'A' with a ssh
>> client (Bitvise).
>> What are possible causes that the two users behave diffently? I tried
>> identical .profile files for both users but this did not help.
>>
>> Any tips? Thanks
>>
>> Henrik
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