Topic on Talk:Parsoid/Releases

See https://www.mediawiki.org/wiki/Topic:X0u0la9g27gx5uzg

I'm trying to understand the real error behing this vague message: https://stackoverflow.com/questions/73238686/mediawiki-trying-to-investigate-visualeditor-error-contacting-the-parsoid-rest

Which part of the round trip doesn't work?

It looks like starting in v0.15, an argument to pushList went from a stdClass to a DataParsoid object,

https://github.com/wikimedia/parsoid/commit/a078badac2379b1dcc7174454c9a2094eab6193b

Did you upgrade from v0.14 and not restart php after? It seems like something is cached and needs busting