Sharepoint - The following file(s) have been blocked by the administrator

Sometimes on different Servers i got the following error trying to upload an Access or another kind of file...

The following file(s) have been blocked by the administrator:
Administration.mdb

This can be solved doing the following:

- Go to Start/Programs/Administrative tools/Sharepoint Central Administration


-"Security Configuration" section
-"Manage Blocked File Types"

-Find the MDB extension at the list

-Remove it

-Click the "OK" button

Sharepoint Versions and service packs

Versión Windows SharePoint Services or SharePoint Portal Server 2003 Windows SharePoint Services SharePoint Portal Server 2003

Original 6.0.2.5530 11.0.5704.0
SP1 6.0.2.6361 11.0.6715.0
SP1-Sec 6.0.2.6411 N/D
SP2 6.0.2.6568 11.0.8126.0