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Hexagon releases Hot Fix for PAS PlantState Integrity versions 8.7.1, 8.8 and 8.9

In response to Microsoft’s DCOM Hardening updates (KB5004442), Hexagon releases this hot fix to ensure the PlantState Integrity (formerly PlantState Suite) OPC DA Server operates properly with the hardening changes applied.

This Hot Fix is available to all customers current on support with PlantState Integrity 8.7.1 or above. See Hot Fix Release Notes for more detailed information.

Please download the software from the Technical Support Portal ( or contact the Technical Support Team at