我是xampp的初学者。每次启动XAMPP控制面板时，我都会在日志框中看到错误列表。这是一个例子：
14:58:16 [main] Initializing Control Panel
14:58:16 [main] Windows Version: Windows 7 Professional SP1 64-bit
14:58:16 [main] XAMPP Version: 7.1.16
14:58:16 [main] Control Panel Version: 3.2.2 [ Compiled: Nov 12th 2015 ]
14:58:16 [main] Running with Administrator rights - good!
14:58:16 [main] XAMPP Installation Directory: "c:\program files (x86)\xampp\"
14:58:16 [main] WARNING: Your install directory contains spaces. This may break programs/scripts
14:58:16 [main] WARNING: Your install directory contains special characters. This may break programs/scripts
14:58:16 [main] Checking for prerequisites
14:58:41 [main] All prerequisites found
14:58:41 [main] Initializing Modules
14:58:41 [Apache] Problem detected!
14:58:41 [Apache] Port 80 in use by "Unable to open process" with PID 4!
14:58:41 [Apache] Apache WILL NOT start without the configured ports free!
14:58:41 [Apache] You need to uninstall/disable/reconfigure the blocking application
14:58:41 [Apache] or reconfigure Apache and the Control Panel to listen on a different port
14:58:41 [main] The FileZilla module is disabled
14:58:41 [main] The Mercury module is disabled
14:58:41 [main] The Tomcat module is disabled
14:58:41 [main] Enabling autostart for module "Apache"
14:58:41 [main] Enabling autostart for module "MySQL"
14:58:41 [main] Starting Check-Timer
14:58:41 [main] Control Panel Ready
14:58:42 [Apache] Autostart active: starting...
14:58:42 [Apache] Problem detected!
14:58:42 [Apache] Port 80 in use by "Unable to open process" with PID 4!
14:58:42 [Apache] Apache WILL NOT start without the configured ports free!
14:58:42 [Apache] You need to uninstall/disable/reconfigure the blocking application
14:58:42 [Apache] or reconfigure Apache and the Control Panel to listen on a different port
14:58:42 [Apache] Attempting to start Apache service...
14:58:42 [mysql] Autostart active: starting...
14:58:42 [mysql] Attempting to start MySQL service...
14:58:44 [mysql] Status change detected: running
14:58:49 [mysql] Status change detected: stopped
14:58:49 [mysql] Error: MySQL shutdown unexpectedly.
14:58:49 [mysql] This may be due to a blocked port, missing dependencies,
14:58:49 [mysql] improper privileges, a crash, or a shutdown by another method.
14:58:49 [mysql] Press the Logs button to view error logs and check
14:58:49 [mysql] the Windows Event Viewer for more clues
14:58:49 [mysql] If you need more help, copy and post this
14:58:49 [mysql] entire log window on the forums
14:59:22 [mysql] Attempting to start MySQL service...
14:59:24 [mysql] Status change detected: running
14:59:28 [mysql] Status change detected: stopped
14:59:28 [mysql] Error: MySQL shutdown unexpectedly.
14:59:28 [mysql] This may be due to a blocked port, missing dependencies,
14:59:28 [mysql] improper privileges, a crash, or a shutdown by another method.
14:59:29 [mysql] Press the Logs button to view error logs and check
14:59:29 [mysql] the Windows Event Viewer for more clues
14:59:29 [mysql] If you need more help, copy and post this
14:59:29 [mysql] entire log window on the forums
我还附上了Apache和MySQL服务设置的截图： 有人可以帮助我识别和纠正这些错误。我应该重新安装Xampp吗？请回答。
答案 0 :(得分：0)
正在使用的端口80＆＃34;无法打开进程＆＃34;与PID 4！
要更改端口号，请打开文件
[XAMPP安装文件夹] /apache/conf/httpd.conf
搜索字符串'Listen'和ServerName并更新端口号
或者关闭使用端口80的程序，您可以使用此命令检查
通常是Skype ..C：＆GT; netstat -a -b