https://community.usa.canon.com/t5/Office-Printers/Canon-ImageClass-MF216n/m-p/200994#M5614 <P>Hi,</P><P>&nbsp; &nbsp; I am getting the error 'Unable to obtain TWAIN source' when scanning on my ImageClass MF216n multi-function printer on a Windows 7 Professional machine 64-bit. &nbsp;I Installed the Canon Scan Toolbox and the drivers. &nbsp;I can print but cannot scan.</P><P>&nbsp;</P><P>Any help. &nbsp;Canon support is closed now.</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Saad</P> Sat, 18 Feb 2017 02:32:45 GMT saadm 2017-02-18T02:32:45Z https://community.usa.canon.com/t5/Office-Printers/Canon-ImageClass-MF216n/m-p/200994#M5614 <P>Hi,</P><P>&nbsp; &nbsp; I am getting the error 'Unable to obtain TWAIN source' when scanning on my ImageClass MF216n multi-function printer on a Windows 7 Professional machine 64-bit. &nbsp;I Installed the Canon Scan Toolbox and the drivers. &nbsp;I can print but cannot scan.</P><P>&nbsp;</P><P>Any help. &nbsp;Canon support is closed now.</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Saad</P> Sat, 18 Feb 2017 02:32:45 GMT https://community.usa.canon.com/t5/Office-Printers/Canon-ImageClass-MF216n/m-p/200994#M5614 saadm 2017-02-18T02:32:45Z https://community.usa.canon.com/t5/Office-Printers/Canon-ImageClass-MF216n/m-p/201029#M5619 <P>I have added "C:\Windows\twain_32\MF210" to the path. &nbsp;I am still getting the 'Unable to obtain TWAIN driver' error.</P><P>&nbsp;</P><P>&nbsp;</P><P><BR />Saad</P> Sat, 18 Feb 2017 15:53:38 GMT https://community.usa.canon.com/t5/Office-Printers/Canon-ImageClass-MF216n/m-p/201029#M5619 saadm 2017-02-18T15:53:38Z