Troubleshoot Errors Have Been Detected in the Outlook.ost File

Sometimes, the users need to use Outlook in offline mode, then the OST file fulfills this requirement. Basically, OST is an Exchange Offline folder that permits the users to access and work with Outlook even if Outlook is not connected to Exchange Server.

However, situations occur in which the user’s OST file gets corrupt and shows different error messages. These errors are mostly occurred due to synchronization problems. If these issues are not resolved immediately then they can also lead to data loss problems. Therefore, in this write-up, we are going to introduce reliable and simple methods to resolve Errors that have been detected in the OST file in Outlook 2019, 2016, 2013, 2010, and 2007.

Reasons Behind Outlook.ost Error

• OST file infected by virus, malware or spyware
• Abrupt system shutdown
• Terminating Outlook Application in an Incorrect way
• OST file corrupts due to exceeding the file size limit
• Interruption while synchronizing OST file with MS Exchange Server

Solutions to Fix Errors Have Been Detected in the Outlook.ost File

It is important to resolve the errors as soon as possible. If the errors are not resolved then it can also lead to data loss issue. In the section explained below, we are going to introduce some simple and reliable methods using which the user can fix the Errors has been detected in Outlook.ost file Outlook 2013, 2016, 2019.

Solution 1: Restore from Backup

To fix this error the user can replace the corrupt OST file with a backed up copy of it. To apply this solution, it is necessary to have a backup of the complete data.

Solution 2: Repair OST File using Inbox Repair Tool

Microsoft provides an inbuilt utility to repair the issues related to Outlook data files. The user can use ScanPST.exe to fix Errors have been detected in the Outlook.ost file Outlook 2019, 2016, 2013, 2010, 2007. To repair the file using Inbox Repair utility, follow the steps given below:

• First, open Windows Explorer then type scanpst.exe in the search box and press the Enter key
• The system will begin the process to search Inbox Repair Tool. Once the tool is recognized by the system click on Run as Administrator option
• In the user account control dialog box, click on the Yes button
• Now, to insert corrupt OST file click on the Browse button

• Click on the Start button to begin, the utility will check that the OST file is corrupted or not.

• The tool will let you know if the OST file is corrupted. After that, you have to click on the Repair button to start the repair process

Note: With the ScanPST.exe utility, the user cannot troubleshoot major corruption issues within the OST file. So, users can try the automated software by using SysTools Exchange OST Recovery Tool.

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Solution 3: Clear All Offline Data within The OST File and Recreate It

Removing all offline data present within the OST file can eliminate the cause of the corruption and it might help you to fix Errors have been detected in the OST file Outlook 2019, 2016, 2013, 2010, 2007. To clear the offline data follow the steps given below:

1. First, locate the OST file on your system
2. Now, right-click on the folder that contains the OST file and then select Properties
3. A dialog box will appear, choose Clear Offline Items option and then click on the OK button
4. After that, launch Outlook and then click on the Send/Receive tab and then click on the Update Folder

Now, your OST file will be deleted. When Outlook will synchronize with the Exchange, a new OST will be created automatically. All the data within the Exchange Mailbox will be download into it. While implementing this method the user can face slight data loss. Therefore, it is recommended to create a backup before applying this method.

Solution 4: Create a New Outlook Profile

In some cases, the Errors has been detected in File Outlook.ost issue could occur due to the corruption of the user’s default Outlook profile. Therefore, to fix this issue, you have to create a new default Outlook profile. Steps to create a new Outlook profile are given below:

1. First, you have to delete your current default Outlook profile
2. Now, create a new profile
3. Finally, set that newly created profile as the default one

Solution 5: Recover OST File into Outlook PST Format

If still, you are not able to resolve the errors that have been detected in the OST file by applying the above solutions. Then you can convert OST File into PST using a smart and reliable software offered by SysTools. With this utility, the user can easily recover Outlook OST files data including emails, calendars, contacts, tasks, etc. into multiple file formats.

Moreover, the tool also allows the user to recover, backup, and extract all the items of the Offline OST file. The software is designed with a user-friendly interface which makes it easy for the users to work with it. No technical expertise is required by the users to work with the utility. The user can also take advantages of the other benefits of the utility that are given below:

• Permits the user to recover, backup and extract all the items of OST file
• The software also converts OST file into other file formats such as Office 365, EML, MSG, HTML etc.
• Allows the user to convert OST files including emails, contacts, tasks, journals etc.
• The utility is compatible with Outlook 2019, 2016, 2013, 2010, 2007 and the below versions also
• The tool also provides support to recover deleted emails from OST file

Follow the Steps to Fix “Errors have been detected in the OST file Error”

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Step-1: Install and Launch the Software on Your System.

Step-2: Click on Add file button to add the OST file in the application.

Step-3: Choose the Scan Mode option from Quick and Advanced Scan.

Step-4: Now view all the OST file emails, contacts, calendar etc

Step-5: Click on Export button to Recover crucial Outlook OST file data.

Summing Up

To avoid data loss situations, it is necessary to eliminate errors that have been detected in the OST file in Outlook 2010, 2013, 2016, and 2019. Therefore, in the above sections, we have discussed multiple solutions using which the user can resolve all the errors that occur in OST file. Moreover, it is also recommended to opt for a smart and trustworthy solution by SysTools to avoid data loss issue.