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Hi All, I have the exact same issue after recent Windows updates. I can get data from the VantagePoint app, but the TrendPro object doesn't show historical data for SOME users. I also tried lowering the PI security to zero with no change. Reinstalled Historian Connectivity + Patches as that usually ...

Thank you so much Ron! This is exactly the answer I needed.

Thanks for the reply! We have already upgraded to services platform 6.31, and installed the latest FT patch roll-up on all servers in the system. Yet we still aren't able to get FT Linx to show that it is communicating on Packet Integrity. We have used to tool to try and set the level with many reboots ...

I am a bit confused with what my DCOM Auth Level utility is showing me. From my understanding, both FactoryTalk DCOM and FactoryTalk Linx DCOM should say "Packet Integrity" as shown in the screenshot from my FTAC server below. However on my HMI servers, I cannot get FT Linx to show "Packet Integrity" ...

Could be a limitation with the terminal. You may be able to enable access to the Windows CE desktop and install activeX.

Thoughts on using the same Security Authority Identifier (SAID) at multiple sites? PLCs are secured to their respective Directory and have the box checked to restrict access to only that one Directory. Permission sets would be documented per site. Access to the backup/restore function is limited to select ...