Issue #3057545 by acbramley, hchonov, bbrala, bradjones1, larowlan, yogeshmpawar, Leon Kessler, gease, joachim, gabesullice, kfritsche, jibran, Wim Leers, Berdir, smustgrave, alexpott, catch: ResourceTypeRepository wrongly assumes that all entity reference fields have the setting "target_type"