2024-10-30[错误代码] SQLSTATE[HY000] [1045] Access denied for user 'cs2021'@'localhost' (using错误分析错误代码：SQLSTATE[HY000][1045]Accessdeniedforuser'cs2021'@'localhost'(usingpassword:YES)错误类型：数据库连接错误错误原因：用户名或密码错误。数据库用户没有权限从 localhost 连接。MySQL服务未启动或配置问题。解决方案检查用户名和密码