请教一个问题: 6台ESXI 6.0的主机在VC做一个cluster,现在把其中一台从cluster里disconnect掉以后,过10分钟再connect回去就会报错 :Host does not support the vSphere HA VM component protection feature.It cannot be added or moved to the specified cluster, which has this feature enabled.. 这个cluster是有启用HA feature的, 因为是生产环境现在要怎么才能把它加回去而不影响其他设置?