There's still some kind of intermittent failure with the espaloma tests similar to what I was seeing yesterday: either the fix in #398 was incomplete, or there is another issue. I am trying to reproduce locally but have had no success yet. See https://github.com/openmm/openmmforcefields/actions/runs/16783654403/job/47528684485.