SSMS Plug-in for Microsoft Application Agent fails to install

"There is a problem with this Windows Installer Package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor."  

Product: Microsoft Application Agent -- Error 1722. There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. Action AddinReg, location: C:\Program Files\DPSAPPS\MSAPPAGENT\bin\, command: "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe" /codebase /tlb "C:\Program Files\DPSAPPS\MSAPPAGENT\bin\DDSSMSAddin.dll"

• Backups can be run from the application agent.
• TSQ and Command-line scripts are correctly generated from the Application agent.
• TSQ scripts that are copied from the application agent run properly from SSMS.

1. Click Start and type cmd.
2. Right click on the Command Prompt program object and select More, then click Run as Administrator. 
3. Go to the directory path where the VSIX executable is located.
   • For example: C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE
   • This path may differ slightly based on the host machine.
4. Uninstall the current VSIX using this example command:
   • vsixinstaller /a /uninstall:89089cd1-c652-42b2-8fd1-209e9ade1a2c
5. Reinstall the VSIX using this example command. This may differ based on the host machine.
   • vsixinstaller /a "C:\Program Files\DPSAPPS\MSAPPAGENT\bin\plugin\NWSSMSVSIXPackage.vsix"
   • ​​​​​​​Note: Ensure to change this path if the DDBMA is not installed in the default location.

Note: The command runs immediately, but a delay for a couple of minutes may occur. After a bit, the following box appears on the screen:

6. Click Install.

7. Launch SSMS to verify that the plug-in is installed into SSMS.