SQL server 2005 is commonly used database which offers efficient management of data. It is widely used in any enterprise environment because it offers fast and easier access to huge amount of data. It can be made possible with the help of indexes which are used in SQL database. In MS SQL entire data are organized in the form of index using which you can easily locate and access your data. At times users might face the problems of slow performance of SQL which often occurs due to unexpected increase in database. In order to handle unexpected growth in database SQL server 2005 provides native options i.e. Filegroup but there comes a situation when it gets damaged and you need to restore filegroup SQL Server 2005.

Filegroup is default logical data storage unit of SQL which store database objects in the form of multiple files. This primary filegroup has very important role in maintaining the growth of database. You can also create additional filegroups on new hard drive which supports SQL performance and maintain its growth. But sometimes there comes a situation when you attempt to access SQL database and you receive below error message

“Unable to process index I_NAME of table O_NAME because filegroup F_NAME is invalid.”

After the occurrence of above error message MDF files and your SQL database becomes inaccessible and you might suffer from critical situation of data loss. Entire problem arises due to damaged filegroup of SQL. So, you need to restore filegroup SQL Server 2005 in order to regain access on your SQL database.

You can easily resolve this issue if you have maintained backup of your SQL database. Restoring database from valid backup can resolve your problem. But in case if you haven’t maintained any backup then you have to opt for third party software. You can use MS SQL Database Repair Software. It is effective software using which you can safely repair your damaged file group and also restore your lost SQL objects. So, if you want to restore filegroup SQL Server 2005 you can use MS SQL Database Repair software.