[Solved] How to Fix Microsoft Office Error “The application was unable to start correctly (0xc0000005)”

Microsoft Office product including Outlook for Windows terminates unexpectedly with Exception code: 0xc0000005, Fault offset: 0x000474b2, Faulting process id: 0x4cf0, the error message reads. This issue reported after Microsoft Office Update installed. The detail error message as below:

This application was unable to start correctly (0xc0000005). Click OK to close the application.

The application was unable to start correctly (0xc0000005). Click OK to close the application.

Table of contents

Workaround #1: Restore Microsoft Office to version 16.0.12827.20470
Workaround #2: Open Microsoft Office in Safe Mode
Workaround #3: Use Outlook on the web or mobile clients for Android and iOS

Workaround #1: Restore Microsoft Office to version 16.0.12827.20470

Step 1: Open command prompt with administrator privilege.

Step 2: Type cd “\Program Files\Common Files\microsoft shared\ClickToRun”

Step 3: Press Enter key to open ClickToRun folder of Office.

Step 4: Type officec2rclient.exe /update user updatetoversion=16.0.12827.20470 and press Enter key.

Step 5: Close Command Prompt.

Workaround #2: Open Microsoft Office in Safe Mode

Step 1: Press Windows + R to open the Run dialogue box.

Step 2: Type Outlook.exe /safe

Step 3: Click OK and Outlook will launch in safe mode.

Alternatively, you can open Outlook in Safe mode by holding the Ctrl key when launching the app.

Workaround #3: Use Outlook on the web or mobile clients for Android and iOS

Remark: Install the latest Microsoft Office update as the bug fix already released officially.