Dear Speidy, Thank you for the hint and the quick help. I compared the content of /etc/pam.d/xrdp from version 0.7 to the current master version from the git repo and it was different:
0.7: #%PAM-1.0 auth required pam_unix.so shadow nullok auth required pam_env.so readenv=1 account required pam_unix.so master: #%PAM-1.0 @include common-auth @include common-account @include common-session @include common-password I now changed the content in the master-version to the content of 0.7 and the error message changes: (I use Fedora 17). It seems to not be able to start the X server and complains about an already running xserver, but I do not understand why (also changing the display offset does not help). Was my adjustment of the /etc/pam.d/xrdp-sesman wrong or is it a new problem? starting sesman in foregroud... sesman config: ListenAddress: 127.0.0.1 ListenPort: 3350 EnableUserWindowManager: 1 UserWindowManager: startwm.sh DefaultWindowManager: startwm.sh AuthFilePath: disabled Xvnc parameters: Parameter 00 -bs Parameter 01 -ac Parameter 02 -nolisten Parameter 03 tcp Parameter 04 -localhost Parameter 05 -dpi Parameter 06 96 X11rdp parameters: Parameter 00 -bs Parameter 01 -ac Parameter 02 -nolisten Parameter 03 tcp Parameter 04 -uds security configuration: AllowRootLogin: 1 MaxLoginRetry: 4 AlwaysGroupCheck: 0 No TSUsersGroup defined No TSAdminsGroup defined session configuration: MaxSessions: 10 X11DisplayOffset: 10 KillDisconnected: 0 IdleTimeLimit: 0 DisconnectedTimeLimit: 0 logging configuration: LogFile: /var/log/xrdp-sesman.log LogLevel: 4 EnableSyslog: 1 SyslogLevel: 4 [20130711-11:56:50] [WARN ] [init:46] libscp initialized [20130711-11:56:50] [CORE ] starting sesman with pid 2310 [20130711-11:56:50] [INFO ] listening... [20130711-11:57:11] [INFO ] A connection received from: 127.0.0.1 port 33972 [20130711-11:57:11] [INFO ] scp thread on sck 8 started successfully [20130711-11:57:11] [INFO ] ++ created session (access granted): username fsl, ip 10.40.65.41:54024 - socket: 8 [20130711-11:57:11] [INFO ] starting X11rdp session... [20130711-11:57:11] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 9 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: NULL:NULL - socket: 7 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: 127.0.0.1:33972 - socket: 8 [20130711-11:57:12] [INFO ] An established connection closed to endpoint: 127.0.0.1:33972 - socket: 8 pam_open_session failed: Cannot make/remove an entry for the specified session [20130711-11:57:12] [INFO ] X11rdp start:X11rdp :13 -geometry 1280x1024 -depth 24 -bs -ac -nolisten tcp -uds [20130711-11:57:12] [CORE ] error starting X server - user fsl - pid 2322 [20130711-11:57:12] [DEBUG] errno: 2, description: No such file or directory [20130711-11:57:12] [DEBUG] execve parameter list size: 12 [20130711-11:57:12] [DEBUG] argv[0] = X11rdp [20130711-11:57:12] [DEBUG] argv[1] = :13 [20130711-11:57:13] [DEBUG] argv[2] = -geometry [20130711-11:57:13] [DEBUG] argv[3] = 1280x1024 [20130711-11:57:13] [DEBUG] argv[4] = -depth [20130711-11:57:13] [DEBUG] argv[5] = 24 [20130711-11:57:13] [DEBUG] argv[6] = -bs [20130711-11:57:13] [DEBUG] argv[7] = -ac [20130711-11:57:13] [DEBUG] argv[8] = -nolisten [20130711-11:57:13] [DEBUG] argv[9] = tcp [20130711-11:57:13] [DEBUG] argv[10] = -uds [20130711-11:57:13] [DEBUG] argv[11] = (null) [20130711-11:57:22] [ERROR] X server for display 13 startup timeout [20130711-11:57:22] [INFO ] starting xrdp-sessvc - xpid=2322 - wmpid=2321 [20130711-11:57:22] [ERROR] X server for display 13 startup timeout xrdp-sessvc: waiting for X (pid 2322) and WM (pid 2321) chansrv::main: using log file [/home/fsl/xrdp-chansrv.log] [20130711-11:57:22] [CORE ] main: app started pid 2323(0x00000913) [20130711-11:57:22] [ERROR] another Xserver might already be active on display 13 - see log [20130711-11:57:22] [DEBUG] aborting connection... xrdp-sessvc: WM is dead (waitpid said 2321, errno is 0) exiting... xrdp-sessvc: stopping channel server chansrv:clip [3442075465]: clipboard_deinit: xrdp-sessvc: stopping X server xrdp-sessvc: clean exit [20130711-11:57:22] [INFO ] ++ terminated session: username fsl, display :13.0, session_pid 2320, ip 10.40.65.41:54024 - socket: 8 2013/7/10 speidy <spe...@gmail.com>: > depending on your distro, PAM configuration may be different. > look in xrdp/instfiles/pam.d for xrdp-sesman.other for different PAM config. > > > > > -- > View this message in context: > http://xrdp-devel.766250.n3.nabble.com/Xrdp-devel-pam-authenticate-failed-Permission-denied-tp4025193p4025194.html > Sent from the XRDP Devel mailing list archive at Nabble.com. > > ------------------------------------------------------------------------------ > See everything from the browser to the database with AppDynamics > Get end-to-end visibility with application monitoring from AppDynamics > Isolate bottlenecks and diagnose root cause in seconds. > Start your free trial of AppDynamics Pro today! > http://pubads.g.doubleclick.net/gampad/clk?id=48808831&iu=/4140/ostg.clktrk > _______________________________________________ > xrdp-devel mailing list > xrdp-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/xrdp-devel ------------------------------------------------------------------------------ See everything from the browser to the database with AppDynamics Get end-to-end visibility with application monitoring from AppDynamics Isolate bottlenecks and diagnose root cause in seconds. 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