【发布时间】：2022-01-22 16:28:03
【问题描述】：
当我打开 XAMPP 控制应用程序并单击启动 MySQL 按钮时，它不会启动并且它给我一个错误。它启动并在几秒钟后自动关闭。 XAMPP 控制应用程序的错误如下所述。
12:03:32 PM [mysql] 正在尝试启动 MySQL 应用程序...
12:03:32 PM [mysql] 检测到状态变化：正在运行
12:03:34 PM [mysql] 检测到状态更改：已停止
12:03:34 PM [mysql] 错误：MySQL 意外关闭。
12:03:34 PM [mysql] 这可能是由于端口阻塞，丢失 依赖关系，
12:03:34 PM [mysql] 权限不当、崩溃或关闭 另一种方法。
12:03:34 PM [mysql] 按 Logs 按钮查看错误日志和 检查
12:03:34 PM [mysql] Windows 事件查看器获取更多线索
12:03:34 PM [mysql] 如果您需要更多帮助，请复制并发布此内容
12:03:34 PM [mysql] 论坛上的整个日志窗口
以下是我的错误日志中的错误
2021-12-21 12:03:32 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions
2021-12-21 12:03:32 0 [Note] InnoDB: Uses event mutexes
2021-12-21 12:03:32 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-12-21 12:03:32 0 [Note] InnoDB: Number of pools: 1
2021-12-21 12:03:32 0 [Note] InnoDB: Using SSE2 crc32 instructions
2021-12-21 12:03:32 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M
2021-12-21 12:03:32 0 [Note] InnoDB: Completed initialization of buffer pool
2021-12-21 12:03:32 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=300288
2021-12-21 12:03:32 0 [Warning] InnoDB: Are you sure you are using the right ib_logfiles to start up the database? Log sequence number in the ib_logfiles is 300288, less than the log sequence number in the first system tablespace file header, 300360.
2021-12-21 12:03:32 0 [Note] InnoDB: 128 out of 128 rollback segments are active.
2021-12-21 12:03:32 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2021-12-21 12:03:32 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2021-12-21 12:03:32 0 [Note] InnoDB: Setting file 'D:\XAMMP\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2021-12-21 12:03:32 0 [Note] InnoDB: File 'D:\XAMMP\mysql\data\ibtmp1' size is now 12 MB.
2021-12-21 12:03:32 0 [Note] InnoDB: Waiting for purge to start
2021-12-21 12:03:32 0 [Note] InnoDB: 10.4.22 started; log sequence number 300297; transaction id 170
2021-12-21 12:03:32 0 [Note] InnoDB: Loading buffer pool(s) from D:\XAMMP\mysql\data\ib_buffer_pool
2021-12-21 12:03:32 0 [Note] Plugin 'FEEDBACK' is disabled.
2021-12-21 12:03:32 0 [Note] Server socket created on IP: '::'.
2021-12-21 12:03:32 0 [ERROR] Can't start server: Bind on TCP/IP port. Got error: 10048: Only one usage of each socket address (protocol/network address/port) is normally permitted.
2021-12-21 12:03:32 0 [ERROR] Do you already have another mysqld server running on port: 3306 ?
2021-12-21 12:03:32 0 [ERROR] Aborting
什么可能导致问题，我该如何解决？提前谢谢你
【问题讨论】：
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你占用了 3306 端口。检查另一个实例或任何程序是否正在使用相同的端口
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尝试从 MySQL 端以及 XAMPP 配置设置更改端口。但问题没有改变
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使用 Windows 任务管理器验证 mysqld 是否正在运行。手动停止它并尝试启动 XAMPP。