My Canon MG6150 won't print, displays print head incorrect error UO52?

My printer was working fine 2 days ago (last time I printed something) but I went to print something today and it says Error UO52 the type of print head is incorrect, install the correct print head. I've tried pull it apart and cleaning it but it still displays this error. There is nothing wrong with the... show more My printer was working fine 2 days ago (last time I printed something) but I went to print something today and it says Error UO52 the type of print head is incorrect, install the correct print head. I've tried pull it apart and cleaning it but it still displays this error. There is nothing wrong with the printer for it to display this error and I don't know how to fix it. I can't afford a new printer and don't understand why it is doing this so out of the blue.
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