CB Protection: The Agent Installer Starts But Finishes Quickly With No Error

Products

• Carbon Black App Control (formerly Cb Protection)

Issue/Introduction

When running the agent installer package to update the server it starts but then finishes with no message 

Environment

• CB Protection Server: 8.1.4 and Higher
• CB Protection Agent: All Versions

Cause

This can happen if the Agent on the Protection Server is blocking the installation process

Resolution

• Disable the Agent on the Protection Server following this
• Run the Agent Installer Package installation
• Enable the Agent again on the Protection Server