Apache似乎运行正常，当我进入examplep控制面板时，我可以检查phpinfo（），一切都很好。当我试图在浏览器中打开任何php文件时，页面都是空白的。
这是我的Apache错误日志
[Wed Aug 29 07:07:19.160419 2012] [ssl:warn] [pid 280:tid 376] AH01873: Init: Session Cache is not configured [hint: SSLSessionCache]
[Wed Aug 29 07:07:19.768831 2012] [mpm_winnt:notice] [pid 280:tid 376] AH00455: Apache/2.4.2 (Win32) OpenSSL/1.0.1c PHP/5.4.4 configured -- resuming normal operations
[Wed Aug 29 07:07:19.768831 2012] [mpm_winnt:notice] [pid 280:tid 376] AH00456: Server built: May 13 2012 14:10:15
[Wed Aug 29 07:07:19.768831 2012] [core:notice] [pid 280:tid 376] AH00094: Command line: 'c:''xampp''apache''bin''httpd.exe -d C:/xampp/apache'
[Wed Aug 29 07:07:19.768831 2012] [mpm_winnt:notice] [pid 280:tid 376] AH00418: Parent: Created child process 424
[Wed Aug 29 07:07:20.673648 2012] [ssl:warn] [pid 424:tid 268] AH01873: Init: Session Cache is not configured [hint: SSLSessionCache]
[Wed Aug 29 07:07:20.767250 2012] [mpm_winnt:notice] [pid 424:tid 268] AH00354: Child: Starting 150 worker threads.
[Wed Aug 29 07:18:17.441000 2012] [mpm_winnt:notice] [pid 280:tid 376] AH00422: Parent: Received shutdown signal -- Shutting down the server.
[Wed Aug 29 07:19:34.371074 2012] [core:warn] [pid 1608:tid 376] AH00098: pid file C:/xampp/apache/logs/httpd.pid overwritten -- Unclean shutdown of previous Apache run?
[Wed Aug 29 07:19:35.104275 2012] [ssl:warn] [pid 1608:tid 376] AH01873: Init: Session Cache is not configured [hint: SSLSessionCache]
[Wed Aug 29 07:19:38.193080 2012] [mpm_winnt:notice] [pid 1608:tid 376] AH00455: Apache/2.4.2 (Win32) OpenSSL/1.0.1c PHP/5.4.4 configured -- resuming normal operations
[Wed Aug 29 07:19:38.224280 2012] [mpm_winnt:notice] [pid 1608:tid 376] AH00456: Server built: May 13 2012 14:10:15
[Wed Aug 29 07:19:38.224280 2012] [core:notice] [pid 1608:tid 376] AH00094: Command line: 'c:''xampp''apache''bin''httpd.exe -d C:/xampp/apache'
[Wed Aug 29 07:19:38.317881 2012] [mpm_winnt:notice] [pid 1608:tid 376] AH00418: Parent: Created child process 2812
[Wed Aug 29 07:19:40.221084 2012] [ssl:warn] [pid 2812:tid 268] AH01873: Init: Session Cache is not configured [hint: SSLSessionCache]
[Wed Aug 29 07:19:40.252284 2012] [mpm_winnt:notice] [pid 2812:tid 268] AH00354: Child: Starting 150 worker threads.
您使用的是Windows 7 吗
Windows 7具有使用端口80 的Web服务器
所以apache可能没有运行。检查端口80是否正在使用
要更改Xampp apache的端口号，请检查此链接Xampp服务器端口
我在一个工作安装中遇到了这种情况，结果发现Skype正在运行，并阻塞了我使用的正常端口。