Yes I did.

>Did you execute
>

>Exec Sp_fulltext_service ‘load_os_resources’, 1
>

?
>You'll have to restart the SQL Server service after that.
>
>>I want to list all supported IFilter types by my database.
>>
>>I know "select document_type, path from sys.fulltext_document_types" but it doesn't list them all (doesn't list .xlsx, .zip, .rar, ... and they are working).
>>
>>I have also tried IFilter Explorer from http://www.citeknet.com/Products/IFilters/IFilterExplorer/tabid/62/Default.aspx and the SQL Server tab is returning me an error (and their support site doesn't return answers/comments).
>>
>>Are there any other way of listing available IFilters?