ubuntu gedit出错:Failed to connect to the session manager

本文介绍了解决gedit在通过su命令切换到root用户时出现的警告信息及连接问题。主要原因是su命令没有加载root用户的登录脚本和搜索路径。提供了两种解决方案:一是使用sudogedit命令;二是先执行su-再运行gedit。
转自:http://www.dedecms.com/knowledge/servers/linux-bsd/2012/0822/12157.html

刚才用su到root后,用命令gedit发现会出错:** (gedit:2976): WARNING **: 连接已关闭(gedit:2976): EggSMClient-WARNING **: Failed to connect to the session manager:None of the authentication protocols specified are supported** (gedit:2976): WAR

刚才用su到root后,用命令gedit发现会出错:  ** (gedit:2976): WARNING **: 连接已关闭  (gedit:2976): EggSMClient-WARNING **: Failed to connect to the session manager: None of the authentication protocols specified are supported  ** (gedit:2976): WARNING **: Could not connect to session bus

  原因是: su   只能切换到管理员用户权限,不使用管理员的登陆脚本和搜索路径 

 su - 不但能切换到管理员权限而且使用管理员登陆脚本和搜索路径 
 解决方法:使用sudo gedit 或者su -后再gedit就没错误了! 
sudo gedit /etc/apt/sourcsystem@ubuntu:~$ sudo gedit /etc/a acpi/ adduser.conf alternatives/ anacrontab apg.conf apm/ apparmor/ apparmor.d/ apport/ appstream.conf apt/ aptdaemon/ at-spi2/ avahi/ system@ubuntu:~$ sudo gedit /etc/apt/sources.list (gedit:2899): IBUS-WARNING **: The owner of /home/system/.config/ibus/bus is not root! (gedit:2899): IBUS-WARNING **: Unable to connect to ibus: Unexpected lack of content trying to read a line (gedit:2899): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-spell-enabled not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-encoding not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-spell-enabled not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-encoding not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-spell-enabled not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-encoding not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-spell-enabled not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-encoding not supported ** (gedit:2899): WARNING **: Set document metadata failed: Setting attribute metadata::gedit-position not supported 修改源的保存后报错
08-21
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