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    Variable LOCALLY_UNDECIDABLEConst

    LOCALLY_UNDECIDABLE: readonly [
        "INVOICE_NUMBER_NOT_UNIQUE",
        "INVALID_INVOICE_REFERENCE",
        "INVALID_ANNULMENT_REFERENCE",
        "MULTIPLE_INVOICES_FOUND",
        "MODIFICATION_INDEX_NOT_UNIQUE",
        "MODIFY_WITHOUT_MASTER_MISMATCH",
        "INVOICE_TYPE_MISMATCH",
        "INVOICE_LINE_ALREADY_EXISTS",
        "ANNULMENT_IN_PROGRESS",
        "CUSTOMER_NOT_ASSIGNED",
        "INCORRECT_HEAD_DATA_CUSTOMER_TAX_NUMBER",
    ] = ...

    Faults NAV reports that no local validator can decide, because they depend on NAV's own records. Documented so the coverage of this module is honest.