Why does OST files inaccessible?
All the users’ data in MS Outlook are saved in OST and PST files. If compared with other files stored in the hard drive, OST and PST data files get easily influenced to irregular data corruption.
There are various reasons, which are responsible in damaging the files, few of them includes:
- Virus attack
- Irresponsible experiments with low-grade disk management tools
- HDD malfunctions
- Power Outages
Fix OST File Inaccessibility Issue in MS Outlook 2007, 2010, 2013
The fastest solution in recovering Outlook data from corrupted OST files can probably be a good and effective third-party professional tool. Now, due to all those reasons, which cause corruption of OST file due to Exchange Server downtime, IT failure, oversized files, etc., the only solution lies in using a trusted and reliable third party OST Recovery Software. These Exchange OST data recovery software converts the OST file to PST 2003, 2007, 2010 and 2013 in a swift way, making all the data accessible once again.
Other Reasons
At a time, several users trying to open the same OST file is not done as MS Outlook shows its denial in opening that storage file. Moreover, MS Outlook is unable to the storage file if the respective file is running on some other application or in a network drive with limited approval period version or the file is opened on a read-only drive. Also, MS Outlook cannot open the storage file if the end-user is trying to open a fresh Unicode file in some older version of the program that is not compatible with the system.
These are the various issues, which lead to inaccessibility of OST and PST files.
Downtime Can Be One Issue
However, OST files also become inaccessible due to problem in the Exchange Server itself. Now suppose, if the server suddenly goes through serious downtime, then the data of the OST file becomes difficult to browse until and unless the serve is restored or regain its power. It is also possible that the down persist for few days, leaving users disappointed in accessing their contacts, calendars tasks and mails.
One More Reason for This
Apart from this, deletion of account by Exchange users is the other reason, why MS Outlook cannot open the OST file as it cannot find the relevant account and sends a problem message.
Oversized PST Files Becoming Problematic for Older Outlook Versions
Oversized PST files are not compatible with the older version of Outlook as these versions come with small memory space. The older versions of Outlook support files up to 2 gigs in size. But, these spaces get consumed by email messages and attachments within a week, leaving no other space to store more data. Whenever, PST file in an older format crosses the line of 2 Gig memory space, it is locked and the data becomes in unreadable and inaccessible. The worst part is, users cannot even delete the older files and make the newer data readable. Therefore, it becomes necessary to create a back-up file in such condition.
