重启后出现此错误，而重启前连接一直正常。似乎如果我在重启的同时重启路由器，就不会出现问题。我正在使用 NextCloud，并且远程接口在公共 IP 上仍然可用，但我无法在本地 IP 上连接到 Cockpit，也无法在本地 SSH。非常奇怪。
尽管我什么都没做，但现在已经两次在大约 30 分钟后自行纠正了！有人能指点一下问题可能出在哪里吗？以下是我的网络错误：非常感谢！
09:16 <info> [1530864945.7008] device (wlp4s1): supplicant interface keeps failing, giving up
09:16 <info> [1530864945.7007] device (wlp4s1): supplicant interface state: starting -> down
09:15 <error> [1530864945.7007] sup-iface[0x5625e3c33db0,wlp4s1]: error adding interface: wpa_supplicant couldn't grab this interface.
09:15 <warn> [1530864945.5894] device (wlp4s1): re-acquiring supplicant interface (#5).
09:15 <info> [1530864935.7040] device (wlp4s1): supplicant interface state: starting -> down
09:15 <error> [1530864935.7040] sup-iface[0x5625e3c33db0,wlp4s1]: error adding interface: wpa_supplicant couldn't grab this interface.
09:15 <warn> [1530864935.5880] device (wlp4s1): re-acquiring supplicant interface (#4).
09:15 <info> [1530864925.7089] device (wlp4s1): supplicant interface state: starting -> down
09:15 <error> [1530864925.7088] sup-iface[0x5625e3c33d00,wlp4s1]: error adding interface: wpa_supplicant couldn't grab this interface.
09:15 <warn> [1530864925.5937] device (wlp4s1): re-acquiring supplicant interface (#3).
ifconfig：
wlp4s1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.2 netmask 255.255.255.0 broadcast 192.168.0.255
ether 00:1f:1f:dd:d6:46 txqueuelen 1000 (Ethernet)
RX packet 763 bytes 86695 (86.6 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 663 bytes 502543 (502.5 KB)
TX errors 0 dropeed 0 overruns 0 carrier 0 collisions 0