Paul - Thursday, January 24, 2013 7:45:24 AM Tahnks Jeff!!! Tony B. - Monday, January 14, 2013 2:31:04 PM Many thanks, very simple and WORKING solution. Dennis - Friday, February 24, 2012 12:52:28 AM Worked like a charm. Now the problem should fix. http://mixtecadigital.com/twain-source/unable-to-select-twain-source-canon-scanner-lide-35.html
I have tried re-installing the software and drivers 2. thanks a lot !! I tried inputting the path for one, then the other, but neither worked. David - Sunday, May 15, 2011 5:16:37 PM Thanks Jeff, luckly found this page quickly LIDE70 fixed in no time on both XP and Vista computers!
Windows 7, 64 bit, Canon CanoScan 8400F. Marek from Czech - Saturday, July 30, 2011 8:25:49 AM Thank you, this work fantastically! My scanner now works:) Uyi - Friday, August 9, 2013 12:19:38 PM thank you tibor - Friday, August 16, 2013 4:28:23 AM Thanks for the advice. Hopefuly.
Thank you! In any event, the solution worked super well for me. Jim - Friday, March 1, 2013 2:31:25 PM Many thanks - very helpful! Unable To Open Twain Source Please Check Connection Then Restart Toolbox Bruno - Wednesday, August 1, 2012 2:15:06 PM You are great, works like a champ.THANK YOU Esteban - Wednesday, August 8, 2012 10:04:16 PM Scanner worked like a charm for many
Cheers Rick Rick - Wednesday, January 4, 2012 5:33:24 PM Hi Rick, Try downloading the latest version of the Windows 7 64-bit Canon software from Canon's website: http://www.usa.canon.com/cusa/support. -Jeff Jeff Widmer Valentin Despa - Friday, April 26, 2013 1:23:55 PM Jeff your solution have been working for years!. At the bottom of this dialog is an Environment Variables button. MANOLIS XANIA - Thursday, May 26, 2011 5:43:07 AM Thanks, it worked for me.
Thanks for the quick/easy fix! Twain Source Download I have a CanoScan 9900F and it suddenly doesn´t want to work- like in many other cases.. Please select the solutions you are interested in: Enhanced Web Reporting Monitor Information Reporting Warranty Information Reporting Enhanced Asset Management Suite Custom Inventory Reporting You can also reach us directly at elliphant - Tuesday, June 28, 2011 3:52:09 PM I just want to say thank you.
You are my new hero and you don't even need to grab the nearest tablecloth to wear it all week as a cloak with your underwear outside of your trousers:) Sean It was great to find this solution on the internet. Canoscan Unable To Select Twain Source Fix Andy Marked as answer by Andy Song Thursday, September 24, 2009 11:40 AM Monday, September 21, 2009 4:02 AM Reply | Quote 0 Sign in to vote I know you posted Unable To Select Twain Source Windows 8 Thanks.
Tuesday, May 27, 2014 7:20 AM Reply | Quote 0 Sign in to vote i know it's been years, but i had this problem and by mistake, i didn't add the this content Scottt - Saturday, February 19, 2011 1:56:21 AM Thanks, this worked for my Canon LIDE 25! This fix did not help. I tried this and it doesn't work. Unable To Select Twain Source Canoscan Scanner Windows 7
I have been figuring out for the whole night. naj - Friday, March 9, 2012 3:47:37 PM Jeff - your trick is still working - thank you so much for such a clear post on this. Thank you! http://mixtecadigital.com/twain-source/unable-to-select-twain-source-canon-scanner-windows-7.html Spent months researching this and saw something on another forum but not as clearly explained as this!
Control Panel > System > and then choose Advanced System Settings in the left hand column. Unable To Open Twain Source Canoscan Lide 500f Monday, September 21, 2009 3:21 AM Reply | Quote 6 Sign in to vote Hello, I know that you've already managed to solve the problem yourself; here you might keep The problem was my newest toolbox program.
BTW, I too had a fling with Toolbox 5.0 at another time, but couldn't get it to work and reverted to 4.9 with success. Please try again later. A thousand-times thanks. Unable To Open Twain Source Canoscan 4400f Your fix worked like a charm.
Many thanks for fixing my LiDE 25. tadas - Friday, October 19, 2012 8:08:05 AM Excellent, concise solution. Thanks! http://mixtecadigital.com/twain-source/unable-to-select-twain-source-canoscan-scanner.html After a Windows update and some other installs, my scanner suddenly started presenting this error dialog.
Thanks!!! Path fix did NOT work as others have reported for this version. Steven Fox 73,333 views 1:26 Canon vs. Rob - Monday, July 4, 2011 11:30:53 PM Thank you so much!!!
When I try to use it again a couple of hours later , it keeps saying the server is busy and to switch applications, when I do that it still says Thanks a lot. heppa - Tuesday, August 23, 2011 3:01:48 PM Thank you so much! It's working for me without doing anything with path.
Mark - Saturday, July 14, 2012 11:38:34 AM Lide 25 users with windows 7. To confirm, this works in the UK for a CanoScan LiDE 70 on a Dell OptiPlex 990 running Windows 7 Professional 64 bit. I´m desperate! gracias buena solucion..
Win 7 Home Premium. Thanks a million! I struggled with this for days - and could not find anything on the Canon site. this fixed it for my Lide 70 :-) Sandra Madden - Sunday, August 26, 2012 1:29:47 PM I must have installed & uninstalled Canon's drivers a dozen times on my new