Cannot Start Microsoft Office Outlook
How to Start Microsoft Office Outlook Invalid XML | the operation failed
Please do the following steps to Start Microsoft Office Outlook
Step 1
↣ Try to open Outlook in safe mode
↣ Click on Start Menu >> click on Run Button
↣ Type outlook.exe /safe & press enter
↣ If outlook is not starting then we have to do a detect and repair.
↣ Follow these steps to do that
↣ Detect and repair
↣ Click on Start Menu for Vista it will be Windows button & Click on Run.
↣ Type outlook.exe /safe & press enter
↣ Go to Help tab in Outlook and select office diagnostics
↣ click on continue & Click on Run Diagnostics
Step 2
↣ Try to open Outlook without addins.
↣ Click on start Menu & Click on Run
↣ In the Open Box type outlook.exe /a & press enter
↣ If he can open Outlook in this way then the third party addins are causing the issue
↣ This can be resolved by removing the third party addins
↣ Follow these steps to remove third party addins
↣ Click on Start Menu >> Click Microsoft Outlok express & click On the Tools menu
↣ Click Trust Center & then click Add-ins
↣ In the Add-ins box identify the add-in that
↣ you want to disable and note the Add-in type located in the Type column
↣ Select the Add-in type in the Manage box and then click Go
↣ Clear the check box for the Add-in that you want to disable and then click OK
Step 3
↣ Please press Cntrl+Alt+Delete to open task manager & click on processes.
↣ click on outlook.exe & click on End process
↣ If there is multiple outlook.exe running end all of them.
↣ Try to open outlook after ending all outlook.exe processes
Step 4
↣ Take a back up of pst files and reinstall Outlook
↣ follow these steps to take a backup of pst files
↣ Close any messaging programs such as Outlook Microsoft Exchange or Microsoft Windows Messaging
↣ Click on start Menu & go to setting & open control panel
↣ Double-click the Mail icon
↣ Click Show Profiles
↣ Click the appropriate profile & then click Properties
↣ Click Data Files
↣ Under Name click the Personal Folders Service that you want to back up
↣ By default this service is called Personal
↣ However it may be named something else
↣ Click Settings & then note the path and file name that appears
↣ Close all the Properties windows
↣ Open the file through the path and copy it to a new folder as backup
↣ Again click on start button and go to settings and open control panel.
↣ Click on your office suite & click on change.
↣ Select Repair and click continue
Tags: cannot start microsoft outlook. the set of folders cannot be opened. the operation failed