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Home > Success Center > Patch Manager > Patch Manager - Knowledgebase Articles > Patch Manager error when executing an update task

Patch Manager error when executing an update task

Created by Leif Amland, last modified by Steve.Hawkins on Sep 14, 2018

Views: 290 Votes: 0 Revisions: 8

Updated September 14, 2018


When you execute an update task in the Patch Manager Administrator Console, the following error displays:

Failed to send task to automation server


All Patch Manager versions


  • Misconfigured automation server
  • Blocked communication between the automation servers 
  • The automation server was an unnecessary additional install on the primary automation server (PAS).


  1. Verify that the automation server and primary automation server can communicate over port 4092. 
  2. Verify the details of the automation server in Patch Manager:
    1. In the navigation pane, expand Patch Manager System Configuration > Patch Manager Servers and select Application Servers.
    2. Click the automation server in the middle pane.
    3. Review the details in the lower pane.
  3. Adjust the configuration, if required.
    1. Select the automation server.
    2. In the Actions menu, click Patch Manager Server Wizard. 
    3. Select Edit an existing Patch Manager Server's configuration settings.
    4. Complete the wizard, correcting the settings as needed. 

Clear the automation server configuration and re-install Patch Manager

Clear the automation server from Patch Manager. This removes both the automation server and routing rules that are in place

  1. In the navigation pane, expand Patch Manager System Configuration > Patch Manager Servers.
  2. Highlight the automation server.
  3. In the Actions pane, select Delete.
  4. Remove the automation server.
    1. Uninstall Patch Manager on the automation server.

    2. Delete the EminentWare registry key: 

    3. Delete any remaining Patch Manager files in Program Files.

    4. On the primary application server, run SQL Management Studio and clear the record for PAS from dbo.gc_device and dbo.device.

    5. Repeat step d on the application server.

  5. Reinstall the Patch Manager Automation Server.


Disclaimer: Please note, any content posted herein is provided as a suggestion or recommendation to you for your internal use. This is not part of the SolarWinds software or documentation that you purchased from SolarWinds, and the information set forth herein may come from third parties. Your organization should internally review and assess to what extent, if any, such custom scripts or recommendations will be incorporated into your environment.  You elect to use third-party content at your own risk, and you will be solely responsible for the incorporation of the same, if any.


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