رفع خطای User ‘guest’ does not have permission to run DBCC checkprimaryfile

گاهی اوقات شاید برای اتچ کردن فایل های MDF و LDF با مشکل زیر روبرو شوید:

Failed to retrieve data for this request. (Microsoft.SqlServer.Management.Sdk.Sfc)

ADDITIONAL INFORMATION:

An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.ConnectionInfo)

User ‘guest’ does not have permission to run DBCC checkprimaryfile. (Microsoft SQL Server, Error: 2571)