Outlook 2007 not an offline folder file

Sign in to vote. I have OST file from Outlook File Size is decrease size as 1. How to Open Mail in Sub Folder? Regards, SuperHeng. Monday, May 14, AM. You can transfer. OST data to. Best regards. Tuesday, May 15, AM. By the end, you should be sufficiently equipped to deal with this error at your end.

When launching Outlook, several users report being confronted with the annoying error pop-up that says, "Error: Cannot open your default e-mail folders. The information store could not be opened". When such an occurrence happens, a user obviously cannot proceed with his work and is instead barred from accessing his mailbox. This Outlook error finds its root cause in multiple triggers. Additionally, this error can affect any Outlook version right from to and can crop up without any warning signs.

The only way to get on top of it is to resolve it at its base. We've compiled a list of fairly simple solutions which can be used in order to fix the root causes which set off this error.

Follow these solutions one at a time and proceed to the next fix only if the previous one fails. Running Outlook in safe mode disables all add-ins that you may have installed to augment the application's functionality. Solution: To solve this error and prevent data loss, you should do as follows: Find the OST file that causes the error.

Based on the information in the error message, you can easily find that file. Rescue the offline data in the OST file. The Exchange OST file contains offline data, including the mail messages and all other items, in your Exchange mailbox, which are vital to you. To rescue these data, you must use DataNumen Exchange Recovery to scan the OST file, recover the data in it, and save them into an Outlook PST file so that you can access all the messages and items with Outlook easily and efficiently.

Browse to the folder where the. Make a copy of the. For example, kerimills01 outlook. Import the bak. Note: Learn how to import a. All Outlook Data Files. Manage and organize. Data files.

Repair Outlook Data Files. Notes: The Inbox Repair tool doesn't connect or analyze any data stored in an Exchange mailbox. Need more help? Join the discussion. Was this information helpful?