When using Infrastructure Deployment how do I reinstall the a version that is already installed ?

Document ID : KB000025391
Last Modified Date : 14/02/2018
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Introduction:                                        

The following error occurs while upgrading the DSM Agents using the Infrastructure Deployment Wizard:

Error: Another version of this product is already installed. Installation of this version cannot continue.
To configure or remove existing version of the product, use Add/Remove Programs on the Control Panel.

Figure 1

Question:

When using Infrastructure Deployment how do I reinstall the a version that is already installed ?

 

Environment:                                     

 

CA Client Automation - All Versions

 

Answer:

This may happen despite setting the "Always deploy primer" and "Always deploy packages" policies to "True".

To force an upgrade, please enter the following line in the 'Windows install options' section in the

Agent Configuration screen (Step 7) of the Deployment Wizard:

REINSTALL=ALL, REINSTALLMODE=vomus

Figure 2