Ihor Radchenko <yantar92@posteo.net> writes:

>> As explained in the ChangeLog entry, this points to a more general issue where
>> `org-cite-basic--get-field' is expected to return nil or a string, but calls
>> `org-cite-basic--get-entry' that may return an association list. I am not sure
>> how to fix that since it means converting anything that
>> `org-cite-basic--get-entry' may return into a string.
>
> Non-string can only be for JSON bibliographies for fields that are not
> supported. `org-cite-basic--get-field' can probably return nil in such
> scenarios.

I am attaching tentative patch that will make
`org-cite-basic--get-field' throw an error when the filed value is not a
string.

I would appreciate testing.

Best,
Ihor