Yes - first thing i did after I revived it - clogged printhead. I figured must be solved by now. downloaded and installed 11.7.0 from canonusa and same problem. at least there's a workaround. The driver reports the correct dimensions to lightroom so ...
I have this same problem. But you may be misunderstanding the op. We get that canon wants the margins enforced for art papers. The issue is that even when margins are set correctly, the driver won't print, and gives the error. This is an issue introd...