InnoDB: Attempted to open a previously opened tablespace

Question

I have been working on a problem for a few days now. Our local mediawiki page that sits on our box account, destroyed itself and we\'ve been working to get it online. Using

Answer 1

I got the same error. These are the steps I followed.

1. Took the backup of \xampp\mysql\data

2. Removed all the files and folders from data folder except mysql

3. Quit and started the XAMPP again.

4. Move the databases from data folder one by one.