BugZero | Veeam BugID kb4292 - Veeam Backup for Microsoft 365 Restore Portal Erro...

Veeam - Defect ID: kb4292

Veeam Backup for Microsoft 365 Restore Portal Error: "The server has rejected the client credentials"

Veeam - Defect ID: kb4292

Veeam Backup for Microsoft 365 Restore Portal Error: "The server has rejected the client credentials"

Last updated on May 6th, 2025

BugZero Risk Score
9.3 High

Overall: 9.3

Severity: 10.0

Community: 5.9

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Bug Details

Priority: Issue
Status: Solved
Views: 3

Description

Challenge

When attempting to login to the Veeam Backup for Microsoft 365 Restore Portal, the following error occurs: The server has rejected the client credentials.

Cause

At this time, there are three known scenarios that may cause this issue:

Solution

Scenario 1: Certificate not added to the Trusted Root Certification Authorities Make sure that the certificate is added to the Trusted Root Certification Authorities. Reference: Authentication Settings

More Information

If this issue persists, please create a Veeam Support Case.

Change history

No changes to display

2025-05-06 Added: 8.2

2025-05-06 Added: 8, 7.0, 8.1, 7a, 6.0

Relevant Products

Click on a version to see all relevant bugs

Affected versions:8.2, 7.0, 8.1, 7a, 8, 6.0

Fixed versions: No known fixed versions

Relevant Products

Click on a version to see all relevant bugs

Affected versions:8.2, 7.0, 8.1, 7a, 8, 6.0

Fixed versions: No known fixed versions

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Veeam - Defect ID: kb4292

Veeam Backup for Microsoft 365 Restore Portal Error: "The server has rejected the client credentials"

Veeam - Defect ID: kb4292

Veeam Backup for Microsoft 365 Restore Portal Error: "The server has rejected the client credentials"

Last updated on May 6th, 2025

BugZero Risk Score9.3 High

Bug Details

Challenge

Cause

Solution

More Information

Top Veeam Defects

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Links

BugZero Risk Score
9.3 High