An image processing apparatus capable of receiving a response with respect to an acquisition request of management information of a printing apparatus even if the printing apparatus is working. The image processing apparatus comprises a network connecting section; an interface section; a data transferring section; a management information acquiring section; a management information storing section; and a network controlling section, in the case that the printing apparatus is not working, the management information acquiring section acquires management information from the printing apparatus; in the case that the printing apparatus is working, the management information acquiring section acquires management information from the management information storing section.