Comment (by Miren Radia):

I tried updating the version of AMReX to v25.10 but that did not help. I’m now trying the more drastic step of installing a newer version of CUDA on this system (specifically 12.6.2) along with other dependencies (e.g. UCX, Open MPI, etc.).

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2892/spacetimex-gpu-error-in-puncturetracker