OST files are the offline storage table files that store crucial files and folders. Sometimes, error, damage, or corruption in the offline storage table files leads to a number of data loss and data inaccessibility issues.

In order to overcome the data loss and data inaccessibility situations, you need to repair the offline storage table files.

As a matter of fact, Microsoft offers an inbuilt utility, the OST Integrity Checker tool to repair the corrupt OST files.

However, the OST Integrity Checker tool has one limitation and that limitation is that the OST Integrity Checker tool can repair the corrupt OST files only in case the OST files are slightly damaged. However, if the offline storage table files are highly damaged or severely corrupt, the OST Integrity Checker tool cannot repair the damaged and severely corrupt OST files.

Now you must be thinking as to what can be done in such a situation.

Well, in such a situation, you need to use a professional, proficient, prudent, and at the same time a powerful third party convert offline storage table file tool to repair the damaged and corrupt OST files.

Suppose a real life practical working scenario wherein you get to face the following error message:

"Unable to expand the folder. The set of folders could not be opened. Errors could have been detected in the file drive:\Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlook\Outlook.ost. Quit all mail-enabled applications, and then use the OST Integrity Checker Tool."

Now that we have come to know the error message, let's figure out as to how you can repair the damaged and corrupt OST files.

As a matter of fact, using the OST Integrity Checker tool, you can resolve the above mentioned error message.

You must take up the following steps to resolve the issue by using the OST Integrity Checker tool:

1.Close the Outlook email client.
2.Click the Start -> Run.
3.In Open box, enter drive:\Program Files\Common Files\System\Mapi\LocaleID\scanost.exe

where LocaleID stands for the locale identifier for your Microsoft Office installation.

4.Click the OK button.
5.Click either Scan all folders or Choose folder to scan.
6.Select the Repair errors check box.
7.Click the Begin Scan.

By performing the above mentioned steps, you should be able to resolve the aforementioned error message. However, there are scenarios when you are not able to resolve the aforementioned error message by using the OST Integrity Checker tool.

In such a scenario, you are left with only one option and that is to use a professional and proficient convert OST file tool to convert OST to PST files.

Now you must be thinking as to what to do with the PST file so obtained. Well, the PST file so obtained can be accessed with the Outlook email client.

A number of convert OST to PST Outlook 2007 tools are available in the market. Carefully choose the one that is as per your requirements.

Kernel for OST to PST is a professional, proficient, prudent, and at the same time a powerful third party convert OST to PST Outlook 2007 tool to convert OST to PST files and that too in an easy and efficient manner. Kernel for OST to PST comes with easy to use features.