在我的 Ubuntu 18.04 系统中的 Realtek RTL8188EE 告诉我“连接激活失败”后，我再也看不到单个接入点了。唯一的解决方案是重新启动，sudo reboot然后一切正常，直到接下来的几个小时，然后“连接激活失败”。
sudo lshw -C network *-network
description: Wireless interface product: RTL8188EE Wireless Network Adapter vendor: Realtek Semiconductor Co., Ltd. physical id: 0 bus info: pci@0000:08:00.0 logical name: wlo1 version: 01 serial: 74:29:af:86:b5:1b width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=rtl8188ee driverversion=5.3.0-42-generic firmware=N/A ip=192.168.1.177 latency=0 link=yes multicast=yes wireless=IEEE 802.11 resources: irq:49 ioport:4000(size=256) memory:b2500000-b2503fff *-network description: Ethernet interface product: RTL810xE PCI Express Fast Ethernet controller vendor: Realtek Semiconductor Co., Ltd. physical id: 0 bus info: pci@0000:09:00.0 logical name: eno1 version: 08 serial: 38:63:bb:a2:c2:b2 capacity: 100Mbit/s width: 64 bits clock: 33MHz capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation configuration: autonegotiation=on broadcast=yes driver=r8169 firmware=rtl8106e-2_0.0.1 04/23/13 latency=0 link=no multicast=yes port=MII resources: irq:19 ioport:3000(size=256) memory:b2404000-b2404fff memory:b2400000-b2403fff
我运行 Windows 10 双启动。我尝试更新 Windows 10（因为我几乎从不使用它），但仍然没有什么区别。
编辑：我跑了sudo rfkill list && sudo lspci -knn并且得到了
0: phy0: Wireless LAN Soft blocked: no Hard blocked: no 00:00.0 Host bridge [0600]: Intel Corporation Haswell-ULT DRAM Controller [8086:0a04] (rev 0b) Subsystem: Hewlett-Packard Company Haswell-ULT DRAM Controller [103c:227f] Kernel driver in use: hsw_uncore 00:02.0 VGA compatible controller [0300]: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b) Subsystem: Hewlett-Packard Company Haswell-ULT Integrated Graphics Controller [103c:227f] Kernel driver in use: i915 Kernel modules: i915 00:03.0 Audio device [0403]: Intel Corporation Haswell-ULT HD Audio Controller [8086:0a0c] (rev 0b) Subsystem: Hewlett-Packard Company Haswell-ULT HD Audio Controller [103c:227f] Kernel driver in use: snd_hda_intel Kernel modules: snd_hda_intel 00:14.0 USB controller [0c03]: Intel Corporation 8 Series USB xHCI HC [8086:9c31] (rev 04) Subsystem: Hewlett-Packard Company 8 Series USB xHCI HC [103c:227f] Kernel driver in use: xhci_hcd 00:16.0 Communication controller [0780]: Intel Corporation 8 Series HECI #0 [8086:9c3a] (rev 04) Subsystem: Hewlett-Packard Company 8 Series HECI [103c:227f] Kernel driver in use: mei_me Kernel modules: mei_me 00:1b.0 Audio device [0403]: Intel Corporation 8 Series HD Audio Controller [8086:9c20] (rev 04) Subsystem: Hewlett-Packard Company 8 Series HD Audio Controller [103c:227f] Kernel driver in use: snd_hda_intel Kernel modules: snd_hda_intel 00:1c.0 PCI bridge [0604]: Intel Corporation 8 Series PCI Express Root Port 1 [8086:9c10] (rev e4) Kernel driver in use: pcieport 00:1c.1 PCI bridge [0604]: Intel Corporation 8 Series PCI Express Root Port 2 [8086:9c12] (rev e4) Kernel driver in use: pcieport 00:1c.2 PCI bridge [0604]: Intel Corporation 8 Series PCI Express Root Port 3 [8086:9c14] (rev e4) Kernel driver in use: pcieport 00:1c.3 PCI bridge [0604]: Intel Corporation 8 Series PCI Express Root Port 4 [8086:9c16] (rev e4) Kernel driver in use: pcieport 00:1d.0 USB controller [0c03]: Intel Corporation 8 Series USB EHCI #1 [8086:9c26] (rev 04) Subsystem: Hewlett-Packard Company 8 Series USB EHCI [103c:227f] Kernel driver in use: ehci-pci 00:1f.0 ISA bridge [0601]: Intel Corporation 8 Series LPC Controller [8086:9c43] (rev 04) Subsystem: Hewlett-Packard Company 8 Series LPC Controller [103c:227f] Kernel driver in use: lpc_ich Kernel modules: lpc_ich 00:1f.2 SATA controller [0106]: Intel Corporation 8 Series SATA Controller 1 [AHCI mode] [8086:9c03] (rev 04) Subsystem: Hewlett-Packard Company 8 Series SATA Controller 1 [AHCI mode] [103c:227f] Kernel driver in use: ahci Kernel modules: ahci 00:1f.3 SMBus [0c05]: Intel Corporation 8 Series SMBus Controller [8086:9c22] (rev 04) Subsystem: Hewlett-Packard Company 8 Series SMBus Controller [103c:227f] Kernel modules: i2c_i801 08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8188EE Wireless Network Adapter [10ec:8179] (rev 01) Subsystem: Hewlett-Packard Company RTL8188EE mini-PCIe card [103c:197d] Kernel driver in use: rtl8188ee Kernel modules: rtl8188ee 09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL810xE PCI Express Fast Ethernet controller [10ec:8136] (rev 08) Subsystem: Hewlett-Packard Company RTL810xE PCI Express Fast Ethernet controller [103c:227f] Kernel driver in use: r8169 Kernel modules: r8169
我还决定使用“查看日志”sudo journalctl -b 0 /usr/sbin/NetworkManager
它最近失败了，所以我查看了日志。有什么想法吗？
-- Logs begin at Sun 2020-01-05 11:46:39 WAT, end at Fri 2020-04-03 23:42:53 WAT. -- Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.585522:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.587088:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:06 daniel-pc kernel: rtlwifi: AP off, try to reconnect now -- Logs begin at Sun 2020-01-05 11:46:39 WAT, end at Fri 2020-04-03 23:42:53 WAT. -- Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.585522:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.587088:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:06 daniel-pc kernel: rtlwifi: AP off, try to reconnect now Apr 03 23:40:07 daniel-pc kernel: wlo1: Connection to AP ec:84:b4:84:90:f1 lost Apr 03 23:40:07 daniel-pc wpa_supplicant[964]: wlo1: CTRL-EVENT-DISCONNECTED bssid=ec:84:b4:84:90:f1 reason=4 locally_generated=1 Apr 03 23:40:07 daniel-pc NetworkManager[962]: <warn> [1585953607.0978] sup-iface[0x55c5c0885240,wlo1]: connection disconnected (reason -4) Apr 03 23:40:07 daniel-pc wpa_supplicant[964]: wlo1: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD Apr 03 23:40:07 daniel-pc NetworkManager[962]: <info> [1585953607.1923] device (wlo1): supplicant interface state: completed -> disconnected Apr 03 23:40:07 daniel-pc NetworkManager[962]: <info> [1585953607.1927] device (wlo1): supplicant interface state: disconnected -> scanning Apr 03 23:40:08 daniel-pc org.gnome.Shell.desktop[1684]: [2040:2058:0403/234008.194971:ERROR:connection_factory_impl.cc(420)] Failed to connect to MCS endpoint with error -106 Apr 03 23:40:09 daniel-pc org.gnome.Shell.desktop[1684]: Fontconfig error: Cannot load default config file: No such file: (null) Apr 03 23:40:12 daniel-pc NetworkManager[962]: <info> [1585953612.8014] manager: NetworkManager state is now CONNECTED_SITE Apr 03 23:40:12 daniel-pc dbus-daemon[937]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requ Apr 03 23:40:12 daniel-pc systemd[1]: Starting Network Manager Script Dispatcher Service... Apr 03 23:40:13 daniel-pc dbus-daemon[937]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Apr 03 23:40:13 daniel-pc systemd[1]: Started Network Manager Script Dispatcher Service. Apr 03 23:40:13 daniel-pc nm-dispatcher[11883]: req:1 'connectivity-change': new request (1 scripts) Apr 03 23:40:13 daniel-pc nm-dispatcher[11883]: req:1 'connectivity-change': start running ordered scripts... Apr 03 23:40:13 daniel-pc whoopsie[1228]: [23:40:13] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:13 daniel-pc whoopsie[1228]: [23:40:13] offline Apr 03 23:40:14 daniel-pc whoopsie[1228]: [23:40:14] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:16 daniel-pc org.gnome.Shell.desktop[1684]: [11902:1:0403/234016.247909:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:16 daniel-pc org.gnome.Shell.desktop[1684]: [11902:1:0403/234016.249232:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:22 daniel-pc NetworkManager[962]: <warn> [1585953622.7610] device (wlo1): link timed out. Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7840] device (wlo1): state change: activated -> failed (reason 'ssid-not-found', sys-iface-state: 'managed') Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7844] manager: NetworkManager state is now CONNECTED_LOCAL Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7847] manager: NetworkManager state is now DISCONNECTED Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:2 'down' [wlo1]: new request (1 scripts) Apr 03 23:40:23 daniel-pc NetworkManager[962]: <warn> [1585953623.0326] device (wlo1): Activation: failed for connection 'erhabor' Apr 03 23:40:23 daniel-pc whoopsie[1228]: [23:40:23] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:2 'down' [wlo1]: start running ordered scripts... Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: New session Apr 03 23:40:23 daniel-pc NetworkManager[962]: <info> [1585953623.0361] device (wlo1): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed') Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:3 'connectivity-change': new request (1 scripts) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: [ Thread-3 ] java.io.IOException: Unexpected EOF while reading header line -- Logs begin at Sun 2020-01-05 11:46:39 WAT, end at Fri 2020-04-03 23:42:53 WAT. -- Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.585522:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:39:50 daniel-pc org.gnome.Shell.desktop[1684]: [11828:1:0403/233950.587088:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:06 daniel-pc kernel: rtlwifi: AP off, try to reconnect now Apr 03 23:40:07 daniel-pc kernel: wlo1: Connection to AP ec:84:b4:84:90:f1 lost Apr 03 23:40:07 daniel-pc wpa_supplicant[964]: wlo1: CTRL-EVENT-DISCONNECTED bssid=ec:84:b4:84:90:f1 reason=4 locally_generated=1 Apr 03 23:40:07 daniel-pc NetworkManager[962]: <warn> [1585953607.0978] sup-iface[0x55c5c0885240,wlo1]: connection disconnected (reason -4) Apr 03 23:40:07 daniel-pc wpa_supplicant[964]: wlo1: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD Apr 03 23:40:07 daniel-pc NetworkManager[962]: <info> [1585953607.1923] device (wlo1): supplicant interface state: completed -> disconnected Apr 03 23:40:07 daniel-pc NetworkManager[962]: <info> [1585953607.1927] device (wlo1): supplicant interface state: disconnected -> scanning Apr 03 23:40:08 daniel-pc org.gnome.Shell.desktop[1684]: [2040:2058:0403/234008.194971:ERROR:connection_factory_impl.cc(420)] Failed to connect to MCS endpoint with error -106 Apr 03 23:40:09 daniel-pc org.gnome.Shell.desktop[1684]: Fontconfig error: Cannot load default config file: No such file: (null) Apr 03 23:40:12 daniel-pc NetworkManager[962]: <info> [1585953612.8014] manager: NetworkManager state is now CONNECTED_SITE Apr 03 23:40:12 daniel-pc dbus-daemon[937]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requ Apr 03 23:40:12 daniel-pc systemd[1]: Starting Network Manager Script Dispatcher Service... Apr 03 23:40:13 daniel-pc dbus-daemon[937]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Apr 03 23:40:13 daniel-pc systemd[1]: Started Network Manager Script Dispatcher Service. Apr 03 23:40:13 daniel-pc nm-dispatcher[11883]: req:1 'connectivity-change': new request (1 scripts) Apr 03 23:40:13 daniel-pc nm-dispatcher[11883]: req:1 'connectivity-change': start running ordered scripts... Apr 03 23:40:13 daniel-pc whoopsie[1228]: [23:40:13] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:13 daniel-pc whoopsie[1228]: [23:40:13] offline Apr 03 23:40:14 daniel-pc whoopsie[1228]: [23:40:14] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:16 daniel-pc org.gnome.Shell.desktop[1684]: [11902:1:0403/234016.247909:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:16 daniel-pc org.gnome.Shell.desktop[1684]: [11902:1:0403/234016.249232:ERROR:child_process_sandbox_support_impl_linux.cc(79)] FontService unique font name matchin Apr 03 23:40:22 daniel-pc NetworkManager[962]: <warn> [1585953622.7610] device (wlo1): link timed out. Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7840] device (wlo1): state change: activated -> failed (reason 'ssid-not-found', sys-iface-state: 'managed') Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7844] manager: NetworkManager state is now CONNECTED_LOCAL Apr 03 23:40:22 daniel-pc NetworkManager[962]: <info> [1585953622.7847] manager: NetworkManager state is now DISCONNECTED Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:2 'down' [wlo1]: new request (1 scripts) Apr 03 23:40:23 daniel-pc NetworkManager[962]: <warn> [1585953623.0326] device (wlo1): Activation: failed for connection 'erhabor' Apr 03 23:40:23 daniel-pc whoopsie[1228]: [23:40:23] Cannot reach: https://daisy.ubuntu.com Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:2 'down' [wlo1]: start running ordered scripts... Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: New session Apr 03 23:40:23 daniel-pc NetworkManager[962]: <info> [1585953623.0361] device (wlo1): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed') Apr 03 23:40:23 daniel-pc nm-dispatcher[11883]: req:3 'connectivity-change': new request (1 scripts) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: [ Thread-3 ] java.io.IOException: Unexpected EOF while reading header line Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.util.NetUtils.readLine(NetUtils.java:18) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.Request.read(Request.java:16) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.MonitoringSession.serviceRequest(MonitoringSession.java:499) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.MonitoringSession.run(MonitoringSession.java:528) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at java.lang.Thread.run(Thread.java:748) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: [ Thread-7 ] java.io.IOException: Unexpected EOF while reading header line Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.util.NetUtils.readLine(NetUtils.java:18) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.Request.read(Request.java:16) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.MonitoringSession.serviceRequest(MonitoringSession.java:499) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at xdman.monitoring.MonitoringSession.run(MonitoringSession.java:528) Apr 03 23:40:23 daniel-pc xdman.desktop[3092]: at java.lang.Thread.run(Thread.java:748) Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Withdrawing address record for fe80::bb7c:4e38:e796:472 on wlo1. Apr 03 23:40:24 daniel-pc xdman.desktop[3092]: New session Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Leaving mDNS multicast group on interface wlo1.IPv6 with address fe80::bb7c:4e38:e796:472. Apr 03 23:40:23 daniel-pc NetworkManager[962]: <info> [1585953623.0968] dhcp4 (wlo1): canceled DHCP transaction, DHCP client pid 1151 Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Interface wlo1.IPv6 no longer relevant for mDNS. Apr 03 23:40:23 daniel-pc NetworkManager[962]: <info> [1585953623.0969] dhcp4 (wlo1): state changed bound -> done Apr 03 23:40:23 daniel-pc dbus-daemon[1245]: [session uid=121 pid=1245] Activating service name='ca.desrt.dconf' requested by ':1.13' (uid=121 pid=1253 comm="/usr/bin/gnome-she Apr 03 23:40:23 daniel-pc NetworkManager[962]: <info> [1585953623.1312] dhcp6 (wlo1): canceled DHCP transaction Apr 03 23:40:23 daniel-pc dbus-daemon[1245]: [session uid=121 pid=1245] Successfully activated service 'ca.desrt.dconf' Apr 03 23:40:23 daniel-pc gsd-sharing[1806]: Failed to StopUnit service: GDBus.Error:org.freedesktop.systemd1.NoSuchUnit: Unit gnome-user-share-webdav.service not loaded. Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Withdrawing address record for 192.168.1.177 on wlo1. Apr 03 23:40:23 daniel-pc gsd-sharing[1806]: Failed to StopUnit service: GDBus.Error:org.freedesktop.systemd1.NoSuchUnit: Unit rygel.service not loaded. Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Leaving mDNS multicast group on interface wlo1.IPv4 with address 192.168.1.177. Apr 03 23:40:23 daniel-pc gsd-sharing[1806]: Failed to StopUnit service: GDBus.Error:org.freedesktop.systemd1.NoSuchUnit: Unit gnome-remote-desktop.service not loaded. Apr 03 23:40:23 daniel-pc avahi-daemon[957]: Interface wlo1.IPv4 no longer relevant for mDNS. Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:24 daniel-pc nm-dispatcher[11883]: req:3 'connectivity-change': start running ordered scripts... Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1253]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:23 daniel-pc gnome-shell[1684]: An active wireless connection, in infrastructure mode, involves no access point? Apr 03 23:40:25 daniel-pc NetworkManager[962]: <info> [1585953625.8612] device (wlo1): supplicant interface state: scanning -> inactive Apr 03 23:40:33 daniel-pc org.gnome.Shell.desktop[1684]: [2040:2058:0403/234033.166550:ERROR:connection_factory_impl.cc(420)] Failed to connect to MCS endpoint with error -106 Apr 03 23:41:24 daniel-pc org.gnome.Shell.desktop[1684]: [2040:2058:0403/234124.759660:ERROR:connection_factory_impl.cc(420)] Failed to connect to MCS endpoint with error -106 Apr 03 23:42:53 daniel-pc sudo[12020]: daniel : TTY=pts/0 ; PWD=/home/daniel ; USER=root ; COMMAND=/bin/journalctl --since=-7 minutes Apr 03 23:42:53 daniel-pc sudo[12020]: pam_unix(sudo:session): session opened for user root by (uid=0)
但我不确定我在寻找什么。