Submit a ticketCall us

Webinar: Web Help Desk for HR, Facilities and Accounting Departments
This webinar will focus on use cases for HR, Facilities and Accounting.

Having a unified ticketing and asset management system for all the departments in your company can provide end-users with a seamless experience and make things easier for your IT team. Yet, with different business tasks and objectives, many departments don’t fully understand the capabilities of Web Help Desk and how the software can be customized for effective use in their departments.
Register Now.

Home > Success Center > Patch Manager > "Invalid Signature" error when attempting configuration management tasks on remote systems

"Invalid Signature" error when attempting configuration management tasks on remote systems

Created by Interspire Import, last modified by MindTouch Content Copy on Nov 13, 2015

Views: 187 Votes: 0 Revisions: 6


Patch Manager returns an Invalid namespace error with the message "Invalid Signature" when you attempt configuration management tasks on remote systems. This occurs anytime you attempt a task that requires Patch Manager to install the SolarWinds WMI Providers.


All versions of Patch Manager


This issue may be caused by an out-of-date root certificates stored in the client system. In this case, the client system is most often unpatched or misconfigured.


Update the root certificates store on the affected system. Apply Microsoft KB931125 from the Updates category in WSUS.

Note:  The Microsoft article includes a list of supported operating systems and links to other articles describing how to install root certificates on disconnected systems using Group Policy.


Last modified
14:52, 13 Nov 2015