Veeam Support Knowledge Base
Backup of Microsoft Teams Fails With: Object reference not set to an instance of an object

Backup of Microsoft Teams Fails With: Object reference not set to an instance of an object

KB ID:	4201
Product:	Veeam Backup for Microsoft 365 \| 7.0
Published:	2023-04-25
Last Modified:	2023-04-25

By subscribing, you are agreeing to have your personal information managed in accordance with the terms of Veeam's Privacy Notice.

Cheers for trusting us with the spot in your mailbox!

Now you’re less likely to miss what’s been brewing in our knowledge base with this weekly digest

Oops! Something went wrong.

Please try again later.

Challenge

Backup of Microsoft Teams in Veeam Backup for Microsoft 365 fails with the following error:

Error: Object reference not set to an instance of an object.

Cause

This issue is related to recent changes in the response syntax of the Microsoft Graph API to a specific request that Veeam Backup for Microsoft 365 uses in order to process Microsoft Teams.

Solution

Veeam and Microsoft are working to develop a long-term solution.

In the meantime, a workaround has been implemented in Veeam Backup for Microsoft 365 7 P20230421 (7.0.0.3007) which will reduce the occurrences of the error.

To submit feedback regarding this article, please click this link: Send Article Feedback
To report a typo on this page, highlight the typo with your mouse and press CTRL + Enter.

Spelling error in text

Thank you!

Your feedback has been received and will be reviewed.

Oops! Something went wrong.

Please try again later.

You have selected too large block!

Please try select less.

KB Feedback/Suggestion

This form is only for KB Feedback/Suggestions, if you need help with the software open a support case

Product

Topic

Description

By submitting, you are agreeing to have your personal information managed in accordance with the terms of Veeam's Privacy Notice.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Verify your email to continue your product download

We've sent a verification code to:

An email with a verification code was just sent to

Didn't receive the code? Click to resend in sec

Didn't receive the code? Click to resend

Thank you!

Your feedback has been received and will be reviewed.

Oops! Something went wrong.

Please try again later.