https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/cannot-recognize-ink/m-p/319#M15 <P>Hello Mario2000.</P><P>&nbsp;</P><P>So we can try to help you with this issue, please tell us what exact message is shown on the LCD display of the printer.&nbsp; Also, tell us the exact label of the tank that cannot be recognized.</P> Sat, 10 Nov 2012 14:32:46 GMT Michael 2012-11-10T14:32:46Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/cannot-recognize-ink/m-p/223#M14 <P>my canno mp560 suddenly cannot print because one ink cannot be recognized. how to fix it?</P> Thu, 08 Nov 2012 00:44:58 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/cannot-recognize-ink/m-p/223#M14 mario2000 2012-11-08T00:44:58Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/cannot-recognize-ink/m-p/319#M15 <P>Hello Mario2000.</P><P>&nbsp;</P><P>So we can try to help you with this issue, please tell us what exact message is shown on the LCD display of the printer.&nbsp; Also, tell us the exact label of the tank that cannot be recognized.</P> Sat, 10 Nov 2012 14:32:46 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/cannot-recognize-ink/m-p/319#M15 Michael 2012-11-10T14:32:46Z