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How to fix Outlook’s operation failed attachment error

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Some MS Outlook users have said in Microsoft forum posts that anoperation failederror arises when they try to open attachments in messages or send emails. The full error messages states:The operation failed. An object cannot be found. As a consequence, users can’t open attachments or send messages with Outlook.

How can Users Fix the Operation Failed Error?

How can Users Fix the Operation Failed Error?

1. Check Outlook Isn’t in Compatibility Mode

2. Update Outlook

Some users confirmed in August 2019 that recent Outlook updates fix theoperation failederror. So, check for updates by clickingFile>Office Account( orAccount). Then clickUpdate OptionsandUpdate Nowto update the application.

3. Set Up a New User Profile

4. Clean Boot Windows

5. Repair Outlook’s Data File With Scanpst.exe

So, there are a few potential fixes for the Operation failed error. Users can also try fixing the issue with third-party Outlook repair software, such asStellar Repair for Outlook. That isn’t freeware software, but it fixes numerous PST errors.

Matthew Adams

Windows Hardware Expert

Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things surrounding it.

He is passionate about the tech world, always staying up-to-date with the latest and greatest. With an analytical view, he likes problem-solving, focusing on errors and their causes.

In his free time, he likes to read and write about history and tries to always develop new skills.

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Matthew Adams

Windows Hardware Expert

He is passionate about everything surrounding Microsoft’s OS, focusing on troubleshooting guides & tips for everyday problems.