Issue
When trying to install Service Pack 9 on top of Vijeo Designer an error will appear stating that there is an incompatible version of SoMachine / EcoStruxure Machine Expert installed.
Product Line
Vijeo Designer 6.2, SoMachine 4.0, SoMachine 4.1, SoMachine 4.2, SoMachine 4.3, EcoStruxure Machine Expert 1.0, EcoStruxure Machine Expert 1.1
Resolution
After uninstalling SoMachine and Machine Expert make sure to delete this registry keys if they exist:
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Schneider Electric\SoMachine Software
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Schneider Electric\Machine Expert Installer
Then reinstall Vijeo Designer 6.2 and apply SP9 as administrator.
Note: SP9 and older is compatible with EcoStruxure Machine Expert 1.2 and up.