Ldap无法启动,启动是灰色的

nextcloud 12.0.3版本,系统centos7,php7.0,配置好后LDAP user and group backend启动是灰色的,有人知道为什么不

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nextcloud 12.0.3 version of the system centos7, php7.0, configured after the LDAP user and group backend start is gray, some people know why not

Same issue here,
nextcloud 13.0.2 centos7, php71 can’t find any info to solve this issue. anyone can help?

same issue too。For help。