Issue
It is possible a user can experience various errors when installing PowerSCADA Expert (PSE). See one example below:



"Request:RegisterAssemblies fail at function call:
RunExecutableWithReturn in broker:
BrokerFragments
\PSEProfileWizardMain.Broker.xml"

Product Line
PowerSCADA Expert 7.4
PowerSCADA Expert 8.x

Environment
PowerSCADA Expert Installation/Uninstallation

Cause
These errors may be the result of a (previous) partial installation/uninstallation in which case remnants of PSE still exists on the machine.

Resolution
*Warning: This article contains information about editing the registry. Improper changes to the registry can permanently damage the operating system. Always backup the registry before making any changes.*

If issues are experienced when uninstalling then attempting to install a new PowerSCADA Expert version, please try the attached batch files.
Note: Run (double-click) the respective batch file of the PSE version which was previously uninstalled.

Released for:Schneider Electric Canada