Cannot start Microsoft Outlook, The command line argument is not valid

If when utilizing Microsoft Outlook in your Windows PC, you obtain a message – Cannot start Microsoft Outlook, The command line argument is not valid, Verify the swap you’re utilizing, then listed below are some doable options that will show you how to repair your downside.

cannot start microsoft outlook the command line argument is not valid - Cannot start Microsoft Outlook, The command line argument is not valid

Cannot start Microsoft Outlook, The command line argument is not valid

1] Open Outlook Safe Mode & disable add-ins

Safe Mode of Outlook can assist detect the issues you have got along with your Microsoft Outlook. This course of helps if you find yourself dealing with the problem as a result of a corrupt add-in. To start Microsoft Outlook in Safe Mode, press Win+R to open Run immediate and run this command:

Outlook /protected

It will ask you to decide on a profile that you just wish to use. Select a profile from the drop-down menu and click on the OK button.

Once you have got efficiently opened Microsoft Outlook in Safe mode, it would start with add-ins disabled. This implies that some add-in is creating the issue. You should establish the unhealthy add-in and .

You will be capable to allow/disable/take away them right here: File > Options > Add-ins. Select COM Add-ins from the underside drop-down menu, and click on the Go button.

1524344653 379 cannot start microsoft outlook the command line argument is not valid - Cannot start Microsoft Outlook, The command line argument is not valid

Once you have got accomplished the needful, shut the Outlook window and attempt to open it usually.

2] Use Microsoft Outlook Inbox Repair Tool

The  can restore corrupt PST file with the intention to open Outlook with out getting any error. To use this device, navigate to this path:

C:Program FilesMicrosoft OfficerootOffice16

Or,

C:Program Files (x86)Microsoft OfficerootOffice16

Here you will discover an utility referred to as SCANPST.EXE. Double-click on it to open this system.

1524344653 914 cannot start microsoft outlook the command line argument is not valid - Cannot start Microsoft Outlook, The command line argument is not valid

Now, click on the Browse button and choose the backup file and click on the Start button to start repairing.

three] Re-register Outlook information

You might two most necessary Outlook dll information and see if it helps you repair the problem. Open Run immediate by urgent Win+R and execute these command:

regsvr32 OLE32.DLL
regsvr32 INETCOMM.DLL

After that, attempt to open Microsoft Outlook in your pc.

four] Reinstall Outlook

If not one of the options labored for you, the final choice is to restore or reinstall Microsoft Outlook. To restore Office applications, open Control Panel > Uninstall a program.

cannot start microsoft outlook the command line argument is not valid - Cannot start Microsoft Outlook, The command line argument is not valid

Right-click on Office > Change. Choose your choices to applications.

Hope one thing right here helps you.

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