Artifact file was already marked as downloaded

Products

• CA Release Automation - Release Operations Center (Nolio)
• CA Release Automation - DataManagement Server (Nolio)

Issue/Introduction

While trying to use the ROC - Get Artifact action we're seeing the following error:
Artifact [ArtifactTypeName. <artTypeName> ArtifactDefinitionName. <artDefName> Ver. <artVersion>] downloaded ended with an error, file was already marked as downloaded to the agent on the server side

Environment

Release : 6.6

Component : CA Release Automation Release Operations Center

Cause

The artifact was assigned an artifact retrieval agent group. The retrieval agent group had one agent in it. The agent in it was not started.

Resolution

Start the agent in the Artifact Retrieval Agent Group.