fail2ban启动错误：Failed during configuration: File contains no section headers.-马春杰杰

启动fail2ban的时候出现错误：

[root@iz2ze fail2ban]# systemctl status fail2ban
● fail2ban.service - Fail2Ban Service
   Loaded: loaded (/usr/lib/systemd/system/fail2ban.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since 六 2023-05-20 10:55:20 CST; 1min 38s ago
     Docs: man:fail2ban(1)
  Process: 16545 ExecStart=/usr/bin/fail2ban-server -xf start (code=exited, status=255)
  Process: 16543 ExecStartPre=/bin/mkdir -p /run/fail2ban (code=exited, status=0/SUCCESS)
 Main PID: 16545 (code=exited, status=255)

5月 20 10:55:20 iz2zeimmhbueq systemd[1]: Starting Fail2Ban Service...
5月 20 10:55:20 iz2zeimmhbueq systemd[1]: Started Fail2Ban Service.
5月 20 10:55:20 iz2zeimmhbueq fail2ban-server[16545]: 2023-05-20 10:55:20,950 fail2ban                [16545]: ERROR   Failed during configuration: File contains no section headers.
5月 20 10:55:20 iz2zeimmhbueq fail2ban-server[16545]: file: /etc/fail2ban/jail.local, line: 1
5月 20 10:55:20 iz2zeimmhbueq fail2ban-server[16545]: ' [ssh-iptables]\n'
5月 20 10:55:20 iz2zeimmhbueq fail2ban-server[16545]: 2023-05-20 10:55:20,953 fail2ban                [16545]: ERROR   Async configuration of server failed
5月 20 10:55:20 iz2zeimmhbueq systemd[1]: fail2ban.service: main process exited, code=exited, status=255/n/a
5月 20 10:55:20 iz2zeimmhbueq systemd[1]: Unit fail2ban.service entered failed state.
5月 20 10:55:20 iz2zeimmhbueq systemd[1]: fail2ban.service failed.

[root@iz2ze fail2ban]# systemctl status fail2ban

● fail2ban.service - Fail2Ban Service

Loaded: loaded (/usr/lib/systemd/system/fail2ban.service; disabled; vendor preset: disabled)

Active: failed (Result: exit-code) since 六 2023-05-20 10:55:20 CST; 1min 38s ago

Docs: man:fail2ban(1)

Process: 16545 ExecStart=/usr/bin/fail2ban-server -xf start (code=exited, status=255)

Process: 16543 ExecStartPre=/bin/mkdir -p /run/fail2ban (code=exited, status=0/SUCCESS)

Main PID: 16545 (code=exited, status=255)

5月 20 10:55:20 iz2zeimmhbueq systemd[1]: Starting Fail2Ban Service...

5月 20 10:55:20 iz2zeimmhbueq systemd[1]: Started Fail2Ban Service.

5月 20 10:55:20 iz2zeimmhbueq fail2ban-server[16545]: 2023-05-20 10:55:20,950 fail2ban [16545]: ERROR Failed during configuration: File contains no section headers.