后臺(tái)綁定域名訪問后,重啟服務(wù)器,后臺(tái)訪問不了,上面的網(wǎng)站可以訪問,運(yùn)行service wdapache restart 出現(xiàn)failed to restart wdapache.service:unit not found,運(yùn)行service wdapache stop 出現(xiàn)failed to stop wdapache.service:unit wdapache.service not loaded.請問怎么解決。