Error en httpd CentOS 7

[Diesan Romero]

A qué se debe este error?

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httpd.service - The Apache HTTP Server
   Loaded: loaded (/usr/lib/systemd/system/httpd.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Thu 2018-06-21 12:12:57 EDT; 15s ago
     Docs: man:httpd(8)
           man:apachectl(8)
  Process: 29582 ExecStop=/bin/kill -WINCH ${MAINPID} (code=exited, status=1/FAILURE)
  Process: 29580 ExecStart=/usr/sbin/httpd $OPTIONS -DFOREGROUND (code=exited, status=1/FAILURE)
Main PID: 29580 (code=exited, status=1/FAILURE)

Jun 21 12:12:57 localhost.localdomain systemd[1]: Starting The Apache HTTP Server...
Jun 21 12:12:57 localhost.localdomain httpd[29580]: httpd: Syntax error on line 353 of /etc...ry
Jun 21 12:12:57 localhost.localdomain systemd[1]: httpd.service: main process exited, code=...RE
Jun 21 12:12:57 localhost.localdomain kill[29582]: kill: cannot find process ""
Jun 21 12:12:57 localhost.localdomain systemd[1]: httpd.service: control process exited, co...=1
Jun 21 12:12:57 localhost.localdomain systemd[1]: Failed to start The Apache HTTP Server.
Jun 21 12:12:57 localhost.localdomain systemd[1]: Unit httpd.service entered failed state.
Jun 21 12:12:57 localhost.localdomain systemd[1]: httpd.service failed.
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