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EcoStruxure Control Expert V14 is unable to install and gives Windows Installer Error Code 1722

While installing EcoStruxure Control Expert V14, an error code 1722 will appear approximately 95% into the installation.

Product Line:
EcoStruxure Control Expert

When the error code 1722 appears while installing EcoStruxure Control Expert, try this following procedure to workaround this issue:

Restart Windows Installer Service
a.       Click Start, Click Run and type “Services.msc” (without quotes) and press Enter.

b.       Double-click Windows Installer.

c.       Stop/Start the Windows Installer

d.       Set the Startup type of Windows Installer to Manual.

Re-register the Windows Installer

a.           Quit all Windows programs.

b.           Click Start, All Programs, Accessories and click Run. Type “msiexec /unregister” (without quotes) in the Open box, and then click OK.

c.           Click Start, All Programs, Accessories and click Run. Type “msiexec /regserver” (without quotes) in the Open box, and then click OK. Restart your computer.

Rename the Machine Keys folder

1)  Rename C:\ProgramData\Microsoft\Crypto\RSA\MachineKeys folder to MachineKeys.old
2)  Recreate C:\ProgramData\Microsoft\Crypto\RSA\MachineKeys folder
3)  Move C:\ProgramData\Microsoft\Crypto\RSA\MachineKeys.old to C:\Temp\
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