def METHOD_NAME(self) -> bool:
    """Check if fromversion has been changed.
    Returns:
        bool. Whether fromversion has been changed.
    """
    is_bc_broke = False
    old_from_version = self.old_file.get("fromVersion", None)
    if old_from_version:
        current_from_version = self.current_file.get("fromVersion", None)
        if old_from_version != current_from_version:
            error_message, error_code = Errors.from_version_modified_after_rename()
            if self.handle_error(
                error_message,
                error_code,
                file_path=self.file_path,
                warning=self.structure_validator.quiet_bc,
            ):
                is_bc_broke = True
    return is_bc_broke