To repair the Outlook data file, you can use Microsoft’s in-built recovery tool Scanpst.exe (also called Inbox Repair tool) or a specialized PST repair software. If none of the above method works, this means that the Outlook data file (PST) is corrupt or damaged. If it starts normally, it means that the Outlook profile was corrupt and resulted in the ‘Cannot start Outlook’ error. In such a case, you can restore the file by following these steps: profilename.xml. If the file size is 0 KB, this means it’s corrupt. Restore/Delete Navigation Pane Configuration FileĪ common reason behind “Microsoft Outlook won’t Open” error is corruption in Navigation Pane Configuration File i.e. If Outlook is still not opening, move on to the next method.
Once the repair process is complete, try to launch and open Outlook. Follow the instructions on your screen to complete the MS Office repair process.From ‘Change your installation’ dialog box, select Repair and then hit Continue.When ‘How would you like to repair your Office programs’ window pops-up, choose Online Repair and then select Repair.However, the steps will vary depending on whether you’ve Click-to-Run or MSI-based Office installation type.įor Click-to-Run installation type, do the following: If Outlook starts fine, then you need to go into the add-in manager and disable all the add-ins and then re-enable them one at a time to find the culprit. You can do this by going to the Run dialog again like we did above and this time typing the following: You can test this out by starting Outlook with no extensions. Start Outlook with No ExtensionsĪnother issue could be a third-party add-in. On the “Account Setting” dialog >Data file stab, select the new profile and click the Set as Default button on the toolbar. Create a new profileby going toControl Panel > Mail > Data Files> Add. You can do that by going to Control Panel and then Mail and then Show Profiles and then deleting all the current profiles. If you have a corrupt profile, you will keep getting this error until you create a new profile. Switch to the Compatibility tab and be sure to clear the “Run this program in compatibility mode for” check box. Right-click on OUTLOOK.EXE, and then click Properties.
Click the Start button or Start > Run on Windows XP and type outlook.exe in the search field.Ģ. On Windows XP, you will find it here C:\ Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlookģ.
On Windows Vista, Windows 7 and Windows 8Ĭ:\Users\user\AppData\Local\Microsoft\Outlook In Outlook 2010, you will find the outlook.pst file in a hidden folder in these locations: In Outlook 2010, Outlook 2013 and Outlook 2016, the PST file resides in the Documents\Outlook Files folder. Click the Browse button to select your default Outlook.pst file. Click Start and type scanpst.exe in the Searchbox.Ģ. If Outlook data file is corrupted, then you need to repair it.ġ. This will open the folder where Microsoft Outlook configuration files are stored.
Enter the below command in the Start > Search field on Windows 7 and Windows 8 or Start > Run on Windows XP:Ģ. To do this, proceed with following steps:ġ.
If above options did not work, then you can try to delete the XML file that stores the Navigation pane settings. Press Enter or click on the file in order to reset the Navigation Pane settings and then open Outlook. Keep a space between outlook.exe and /resetnavpane.ģ. Type the following command in the search box: On Windows 7 or Windows 8, then on the Start menu, click All Programs > Accessories > RunĢ. If you use Vista, Windows 7 or Windows 8, click the Start button.
Here’s how you can do this on different operating systems:ġ. In most cases it is the corrupted Navigation Pane settings file that prevents Outlook from starting successfully. Contact your administrator if this condition persists”.