Task failure - Could not load file or assembly Altiris.PluggableProtocols.Core

Products

• Server Management Suite

Issue/Introduction

Tasks requiring specific credentials may fail with error:

</event>
<event date='12/22/2025 10:50:11.5050000 +01:00' severity='1' hostName='MACHINE03' source='VMM_TaskHandler.VMM_TaskHandler.OnExecute' module='AtrsHost.exe' process='AtrsHost.exe' pid='924' thread='2556' tickCount='1583063156' >
  <![CDATA[Could not load file or assembly 'Altiris.PluggableProtocols.Core, Version=8.0.2230.0, Culture=neutral, PublicKeyToken=887e19c521d46b65' or one of its dependencies. The system cannot find the file specified.]]>
</event>

Environment

ITMS 8.x

Cause

Problem occurs if Pluggable Protocols Agent is not installed on a targeted machine.

Resolution

Install Pluggable Protocols Agent via policy or MSI.

Installation policies can be found in the console under Settings > Monitoring and Alerting  > Protocol Management