It is well known that MS SQL sever offers secure and efficient database management. If you are SQL user you must be familiar with this fact but it is also true that no application is completely perfect and error free and same with the SQL. While working you experience different types of problems which restrict you to access your database. In such situation you try all possible measures to make it accessible but fail to do so and you get annoyed. Same situation create when you encounter SQL Server Error 945. The error appears when you try to mount the database and you are unable to mount it.

Such error give rise to serious problem of database crash and makes your database inaccessible. Corruption of database is major reason behind any type of error related to SQL database. There are various reasons that lead to corruption of database. Some of the major reasons are as follows:

• Unexpected shut down of system
• Virus Attack
• Hardware malfunction
• Power failure
• Human errors

All these reasons make your database corrupt and generate different types of errors. When you get SQL Server error 945 you are unable to mount the database and whenever you try to open it doesn’t open and you get another error message as:

"Database '%.*ls' cannot be opened due to inaccessible files or insufficient memory or disk space. See the SQL Server error log for details."

The occurrence of such error message indicates the corruption of database or it might happen that some files are missing so unable to mount the database. So, to overcome such problem you have to perform MDF repair. There are various ways by which you can repair your database and access it again. In order to get rid of SQL Server error 945 you need to follow following steps:

• Check the functionalities of hardware, memory and disk space by checking the error log
• Confirm the exact position of MDF files and whether the database is having credential for them or not
• Restart the database using Alter Database query

After adopting above mentioned methods you are able to mount the database. However, if you are unable to do so then use MS SQL Database Repair software. It works with all versions of SQL Server including MS SQL Server 2000, 2003, 2004, 2005 and above. It repair and restore database objects like tables, indexes, triggers, views etc. So, you can use this software.