Such a simple fix, but so deep in the details. Let’s hope this entry stays around as long as it’s needed. Reading back through all the comments I found one which said much the same but got it to work by running Canoscan as Administrator and voila! This time for CanonScan Lide 25 I’ve had to downgrade due to power supply failing on my F and haven’t worked out what the problem is yet. Glad that I can still use this old scanner which was a really good model. You agree not to send or bring the Software or its documentation out of the country where you originally obtained it to other countries without any required authorization of the applicable governments. I tried few times and finally give up on it.

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Worked perfectly – thanks! My F twain canon working after upgrading to Win 7 SP1. This page requires Javascript.

How to install the Twain driver for a Canon scanner?

I only needed to twain canon the first two lines. I tried this and it did not work. Such a simple fix, but so deep in the details. Monday, September 21, 4: Thanks for posting this!

So i arrive at here through Google, twain canon it works! Was dumbfounded as to why the error appeared on twain canon newer computer. I wonder why the CanoScan toolbox isn’t able to handle this issue or at least return a meaningful error message! Best ccanon, Arthur Lee. I added all 3 to the path and this did not cure the problem; PhotoStudio 6 still cannot locate wtain F II scanner and gives me the error messages about Twain.

Canon support site gleaned nothing, first Google search hit your blog. Clicking twain canon button will bring up the Environment Variables dialog.

imageFORMULA DR-C – Support – Download drivers, software and manuals – Canon Europe

I have been using the scanner for several years and have been able to reload it and use it successfully on a new Twain canon system. Running Vista Home Premium.

Thanks for sharing this! In the Variable twain canon text box, scroll all the way to the right and then add in the twain canon C: Just a simple addition to the path and all is well.

CanoScan N1240U

Friday, September 15, This solved the problem. At a minimum it will include this: I tried inputting the path for one, twain canon the other, but neither worked.

Marked as answer by Andy Song Thursday, September 24, It definitely wasn’t working with 5. See your browser’s documentation for specific twain canon. I am not entirely sure what caused it to work, I kept trying different “Vista” downloads from Canon’s website.

A very big thank you goes out to you from Sweden! Thanks, it worked for twain canon. I have spent hours with unistalling and reinstalling the Canon drivers and software to solve this problem which twain canon no impact. Thanks for the info! Thanks a lot Jeff This was great and solved my problem immediately Thanks. Lo and behlold, I added the C: Tuesday, October 20, 4: Thanks from Serbia Thanks a million!!