SQL error? Please help

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I am trying to backup my database using phpMyadmin by running uploading a .txt file and running it as a query.

I am getting this error:

[code]Error

SQL-query :  

--
------------------------------------------------------- --
--
--
DROP TABLE IF EXISTS address_book 

MySQL said: 



You have an error in your SQL syntax.  Check the manual that corresponds to your MySQL server version for the right syntax to use near '---------------------------------------------------------
--
--

[/code]


What am I doing wrong?

Thanks in advance