PowerEdge: Dell Update Packages may fail to run with an authentication failure error

Summary: Dell Update packages (DUPS) and Inventory collector DUPS in Server update utility fail to run in the Microsoft Windows Operating System (OS).

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.

Symptoms

When a DUP is run in Microsoft Windows OS, it may fail with authentication failure. The issue can occur when the required root CA certificate is not present in the OS Certificate store.

Authentication failure

Dell Server Update Utility (DSU) may show no compliance report after it is launched as Inventory collector DUP fails to start.

Dell Server Update utility

 

 

Cause

The Dell DUPS is signed using a CA certificate, absence of CA cert in the certificate store results in DUP execution failures.

Microsoft Windows Operating systems carry an "Entrust Root Certification Authority (G2)" Certificate in a trusted CA store by default, even if it is deleted, it is recovered by the OS. OS customization may have removed this certificate.

Resolution

CA certificate "Entrust Root Certification Authority G2" is required to be present in Trusted Root Certificate Authorities store in Windows OS for successful execution of DUP in OS.

Certificate can be downloaded from https://crt.sh/?q=entrust+G2This hyperlink is taking you to a website outside of Dell Technologies. to install in Windows trust store.

 

Affected Products

Update Packages, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2025, Dell System Update
Article Properties
Article Number: 000325888
Article Type: Solution
Last Modified: 24 Nov 2025
Version:  3
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.