I was running some particle tracking experiments on gadi earlier this year using version 3.1.0 of OceanParcels and the hh5 conda/analysis3 environment. I need to rerun some of these and so I’ve switched to the xp65 conda environment but now I’m getting this zarr store error: Traceback (most recent …

Downgrade to analysis3-25-05ish… Any older and you run into other problems.

Note that @Christopher_Roach has run into the same issue, diagnosed it and proposed a solution [image] Outdated version of parcels in XP65 conda/analysis3-latest Technical Just in the process of updating some of my particle tracking code to work with Parcels v…

Oops, thanks Aidan. Should have done my due diligence before posting. :woman_facepalming:

[image] hrsdawson: Oops, thanks Aidan. Should have done my due diligence before posting. I doubt it. You both posted about the same issue at almost the same time! Spooky :ghost:

Help running OceanParcels using xp65

COSIMA

Aidan (Aidan Heerdegen, ACCESS-NRI Release Team Lead) 28 November 2025 22:18 2

Note that @Christopher_Roach has run into the same issue, diagnosed it and proposed a solution

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Help running OceanParcels using xp65

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