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Tried hitting all the resets on the rogue GUI's "commands" tab (CntRst, TimerRst, HardRst, SoftRst) but didn't help with 100% deadtime.  Powercycling the KCU1500 node.  After that the XPM link wouldn't lock at all.  Was able to get it to re-lock by hitting the resets here ... wasn't watching the right column on xpmpva, so I don't know which one did the trick:

Image Added

Not Understood Failure Modes

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