出错了! (warning!)
Connection refused
数据库连接被拒绝：配置信息有误，或服务未启动。 (user.index.index)
bin/data.bin[2] mysqli->__construct("*","*","[obj]","*","*")
bin/data.bin[2]
[Linux 6.8.0-78-generic/8.2.11/mysqli/1.61.10]