https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/539117#M23160 <P>Anyone else facing this?</P> Tue, 11 Mar 2025 20:31:04 GMT devilish 2025-03-11T20:31:04Z https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/538334#M23113 <P>Windows 11 PC. The Printer is connected via WiFi. The Computer and Printer are on the same WiFi network.<BR /><BR />I Installed the software in this order.&nbsp;MF642CMFDriverV6405W64, then&nbsp;winmfscanutilityv12102, and finally&nbsp;MF740_MF640_Send_V102</P> <P>In the Canon MF Network Scanner Selector, I can see the printer listed. I am able to print from my PC to the printer wirelessly.</P> <P>When I try to initiative a scan from my PC, I get the following error:<BR />---------------------------<BR />ScanGear MF<BR />---------------------------<BR />Cannot communicate with the scanner.<BR />The cable may be disconnected, or the scanner may be turned off.<BR />Check the scanner status and try again.<BR />Scanner driver will be terminated.<BR />---------------------------<BR />OK<BR />---------------------------<BR /><BR />When I try to do a scan to computer from the Printer itself, I can see my computer listed. But when I start scanning, the computer pops up the same error.</P> <P>If I use the built in Windows Fax and Scan software, I am able to scan from the printer.<BR /><BR />I'd like to use the Canon MF Scan Utility. Can someone help me fix this error?</P> <P>Cheers!</P> Sun, 09 Mar 2025 12:36:36 GMT https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/538334#M23113 devilish 2025-03-09T12:36:36Z https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/539117#M23160 <P>Anyone else facing this?</P> Tue, 11 Mar 2025 20:31:04 GMT https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/539117#M23160 devilish 2025-03-11T20:31:04Z https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/539136#M23167 <P>Finally got a hold of Canon support and they mentioned Windows 11 24H2 boinks this.</P><P>One workaround that they tried and worked for me (and supposedly ~80% of folks) is to install this registry change which fixes it.<BR /><BR /></P><P><A class="" href="https://downloads.canon.com/cpr/software/scanners/RepairReg.exe" target="_blank" rel="noopener nofollow ugc">https://downloads.canon.com/cpr/software/scanners/RepairReg.exe</A></P> Tue, 11 Mar 2025 21:36:51 GMT https://community.usa.canon.com/t5/Printer-Software-Networking/imageCLASS-MF642Cdw-ScanGear-MF-Error-prevents-scanning-to/m-p/539136#M23167 devilish 2025-03-11T21:36:51Z