If you are using a Windows PC, is the Use Printer Offline option enabled? To check, follow this procedure.
Hold the Windows key on the keyboard and type the letter R. This will open a Run box.
In the Run box, type control printers and click OK.
Right-click on the icon for your printer, then click See what's printing.
Click the Printer menu, then remove the check from Use Printer Offline.
Try to print again.
If this does not resolve the problem:
Are you sending the print job to the correct printer?
If the print job is sent to a printer that was disconnected from the computer, you may experience this error.
Example: Canon MG6800 series printer is connected to the PC wirelessly. Print job sent to a Canon iP8700 series printer that was connected via USB but is no longer connected will result in the following: