[已解决]网站后台无法上传图片和文件！！

服务器：windows server 2008环境：APACHE2.4 PHP5.3 Mysql5.6
操作：上传图片提示以下错误！

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at admin@example.com to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

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PS:不知道为什么不能回复此主题，内部错误。
只好在这里写解决方案了。

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APACHE2.4上传大小限制默认值为128KB，需要手动设置。
解决方案：编辑APACHE的httpd.conf文件，添加一行：MaxRequestLen 10240000即可。意为上传文件最大限制为10M。可以根据需求调大或调小。