win7系统--xampp中启动mysql状态为已启动后提示mysqld已停止工作，不知道是什么原因？求解决

10:39:00 [mysql] entire log window on the forums
10:41:34 [mysql] Attempting to start MySQL app...
10:41:34 [mysql] Status change detected: running
10:41:45 [mysql] Status change detected: stopped
10:41:45 [mysql] Error: MySQL shutdown unexpectedly.
10:41:45 [mysql] This may be due to a blocked port, missing dependencies,
10:41:45 [mysql] improper privileges, a crash, or a shutdown by another method.
10:41:45 [mysql] Press the Logs button to view error logs and check
10:41:45 [mysql] the Windows Event Viewer for more clues
10:41:45 [mysql] If you need more help, copy and post this
10:41:45 [mysql] entire log window on the forums

10：00〔39〕：MySQL on the window论坛全部日志

〔10〕：41 34 to start attempting MySQL MySQL…

〔10〕：41 34运行状态变化detected：MySQL的

〔10〕：45 41：MySQL的函数是detected地位的变化：

〔10〕45 41：：：MySQL的MySQL unexpectedly ERROR shutdown。

〔10〕：45 41：MySQL this may be missing两端口的限制，BO，

〔10〕：45 41：MySQL权限improper，碰撞，或在另一个备用的关闭方法。

〔10〕：45 41：MySQL日志Press the button to view错误日志和检查

〔10〕：45 41：MySQL的Windows事件查看器for the更多的线索

〔10〕：MySQL 45 41：如果你需要更多的帮助，这和后复制

10：[全部]：45 41日志mysql扩大on the window

improper privileges：权限不当。可能mysql没设置好，mysql对数据目录datadir没有相应的读写权限。