android@android:~$ gufw
No protocol specified
Unable to init server: Could not connect: Connection refused
No protocol specified
Unable to init server: Could not connect: Connection refused
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_for_display: assertion 'GDK_IS_DISPLAY (display)' failed
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_modifier_mask: assertion 'GDK_IS_KEYMAP (keymap)' failed
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_for_display: assertion 'GDK_IS_DISPLAY (display)' failed
(gufw.py:21126): Gtk-CRITICAL **: _gtk_replace_virtual_modifiers: assertion 'GDK_IS_KEYMAP (keymap)' failed
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_for_display: assertion 'GDK_IS_DISPLAY (display)' failed
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_modifier_mask: assertion 'GDK_IS_KEYMAP (keymap)' failed
(gufw.py:21126): Gdk-CRITICAL **: gdk_keymap_get_for_display: assertion 'GDK_IS_DISPLAY …我的 ubuntu 中有我的 ufw 设置。我在连接 KDE connect 和防火墙后面的 ubuntu 电脑时遇到问题。我该怎么做？禁用防火墙很容易将两个设备配对，但我在打开防火墙时遇到了困难。
我试过这个但失败了。那么 17.04 有什么解决方案吗？ http://www.omgubuntu.co.uk/2017/01/kde-connect-indicator-ubuntu
我正在尝试使用以下命令在 Ubuntu 16.10 中安装指标 Netspeed：
sudo apt-get install build-essential libgtop2-dev libgtk-3-dev libappindicator3-dev git-core
git clone https://github.com/GGleb/indicator-netspeed-unity.git
cd indicator-netspeed-unity
make
sudo make install
indicator-netspeed-unity &
不幸的是，这会返回错误...
** (indicator-netspeed-unity:6641)：警告**：无法注册无障碍总线：没有收到回复。可能的原因包括：远程应用程序未发送回复、消息总线安全策略阻止回复、回复超时或网络连接中断。
(indicator-netspeed-unity:6641): GLib-GIO-ERROR **: 未安装设置架构“apps.indicators.netspeed-unity”