Comment (by Roland Haas):

This ticket is (basically) a duplicate of #2392 at least if the parameter in question was a “keyword” type parameter (which was the type I tested before responding to Erik). Apparently this was to be addressed in ET_2020_05 .

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2593/since-this-was-the-default-value-setting