rougail-user-data-yaml/tests/invalid/results/invalid_multi2_invalid_unknown/errors.json

{
    "errors": [
        "the value \"[True]\" is an invalid boolean for \"a_family.a_boolean\" (A boolean), which must not be a list, it will be ignored when loading from the YAML file \"tests/invalid/invalid_multi2/00.yml\""
    ],
    "warnings": []
}