PhpMyAdmin出现export.php: Missing parameter: what /export_type错误

PhpMyAdmin 不能导出数据的问题，点击导出后先是一个请求失败或者白页，重新刷新后就报错

 export.php: Missing parameter: what (FAQ 2.8)

export.php: Missing parameter: export_type (FAQ 2.8)

 解决方法是：

php目录下的php.ini 设置要调整一下

原来的 post_max_size = 8M ，改大到 post_max_size = 20M 就好了。

php源码中解决办法

ini_set('memory_limit', '180M');

如果在linux系统中我们就

This is the path to the affected file on the (dv) Dedicated-Virtual Server:

To apply the fix, log in to your server via SSH as a "root" user and run the following commands:

Change directories into the folder with the affected file. cd

 the old file as a backup. mv session.inc.php session.inc.php-oldDownload the fixed file. wget

Restart Plesk

补充：数据库,mysql教程 

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