ENM alarms do not page out while PowerScada Expert 7.40 is showing alarms

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Issue:
PSE is showing device alarms but ENM is not paging out

Product Line:

PowerScada Expert 7.20
PowerScada Expert 7.30
PowerScada Expert 7.40
ENM 8.2

Environment:
Alarm Notification

Cause:
When the PSE server's IP Address gets changed several times, the 'systems.xml' file located at '<install dir>\ProgramData\Schneider Electric\PowerSCADA Expert 7.40' becomes full of the various IP addresses and ENM can no longer connect to the current OPC server. A systems.xml with such an issue can be found below.

Resolution:
*Warning: Take backups of any files prior to modifying them. Ensure the backups are in a location that will not be overwritten (i.e. the Desktop).

Delete the systems.xml file located at <install dir>\ProgramData\Schneider Electric\PowerSCADA Expert 7.40 and re-register the OPC server the system.xml file will be re-created with the correct IP addresses.

NOTE: PSO 8.x and higher no longer uses OPC to serve up