Actually the issue is fixed after the first print is done from the old UI. Looks like this is closely linked to 1669187 and/or 1668621.
Bug 1669922 Comment 1 Edit History
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Actually the issue is fixed after the first print is done from the old UI. Looks like this is closely linked to [1669187](https://bugzilla.mozilla.org/show_bug.cgi?id=1669187) and/or [1668621](https://bugzilla.mozilla.org/show_bug.cgi?id=1668621).