ich wollte meine Datenbank draufmachen und auf einmal geht es nicht (siehe bild).

Fehlermeldung:
TITLE: Microsoft SQL Server Management Studio Express
------------------------------
Attach database failed for Server 'CHRISTIAN-PC'. (Microsoft.SqlServer.Express.Smo)
For help, click:

------------------------------
ADDITIONAL INFORMATION:
An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.Express.ConnectionInfo)
------------------------------
The file "C:\ShaiyaServer\DATABASE\DATABASE\PS_Billing_Data .MDF" is compressed but does not reside in a read-only database or filegroup. The file must be decompressed.
Could not open new database 'PS_Billing'. CREATE DATABASE is aborted. (Microsoft SQL Server, Error: 5118)
For help, click:

------------------------------
BUTTONS:
OK
------------------------------
ich weiß nichtmehr weiter.
mfg Siles






