error code 2,140,21 or 2140,21

Error 2,140,21 or 2,157,50 appears on Canon printers when the scanner is used.

    "Printer is in use or an error has occurred. Check status. Scanner driver will be closed. Code : 2,140,21"



Solution 1:

    On Windows: go to "devices"
    Click on "Printer"
    Click on "Stop printing".


Solution 2:

    Reinstate the driver of the printer.


Solution 3:

    Turn off the firewall.
tick file and printer.
restart komputer..

Solution 4:

    Sometimes, replacing the cartridge could solve the problem.