خطا در اتچ دیتا بیس

[erfane.r]

سلام دوستان.وقتی می خوام دیتا بیس اتچ کنم با ارور زیر مواجه می شم.مشکل از کجاست؟
An exception occurred while executing a Transact-SQL statement or batch.
(Microsoft.SqlServer.ConnectionInfo)
ADDITIONAL INFORMATION:
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).
Could not load the DLL xpstar90.dll, or one of the DLLs it references.
Reason: 126(error not found).

(Microsoft SQL Server, Error: 17750)

[ASKaffash]

سلام
از کجا ؟ از درون SQLServer یا از درون زبان برنامه نویسی ؟ خطا میدهد

[erfane.r]

از خود SQL server خطا می ده