institutions2df fails when fetching fewer fields

[tklebel]

library(openalexR)
#> Thank you for using openalexR!
#> To acknowledge our work, please cite the package by calling
#> `citation("openalexR")`.

one_affil <- oa_request(
  "https://api.openalex.org/institutions/I201448701?select=ids,country_code",
  verbose = TRUE
)

institutions2df(one_affil)
#> Error in institutions2df(one_affil): object 'interna' not found

^{Created on 2023-09-08 with reprex v2.0.2}