Umax Astra 4000U Flatbed Scanner "unable open twain source please" Questions

...unable to open TWAIN source Please check connection then re-start Toolbox the connections are tight Driver mismatch - the driver of the scanner has forgotten the location of the TWAIN driver because ...

unable open twain source please .unable to locate twain source This is an issue with the Driver Installation, Get the drivers Uninstall and reinstalled from the CD. It's mostly driver issue. You can ...

...Unable to open TWAIN source.Please check connection. Then re-start Toolbox." Could my cable be broken or one of the USB entrance? Please help me if you know what could be the problem. Your Train ...

...Reinstall the scanner driver, and run an online check with your scanner: Knowledge Base Troubleshooting Unable to open twain ...

...Unable to open TWAIN source, Please check connection then re-start toolbox" is there any solution to this?ASAP pleaseAshleigh Mine was doing the same thing. When I get on the program, before I click ...

...Unable to open TWAIN source. Please check connection then restart toolbox" I have been to the Canon site and downloaded driver sites and it says everything is working. but when I go to scan it comes ...

...i seem to only have one....i think the connection/cable got fixed. oh well, give it a try anyway :) cant hurt "Unable to open TWAIN source Please check connection Then re-start

...anybody out there solve my problem? Thank you! already install the scanner driver but still can't working properly. problem say:unable to open TWAIN source please check connection then re-start ...

Unable to open TWAIN source please connection then re-start toolbox. I have tried everything from connectiosn till re install and nothing solved the problem . Can you help me? Thank you Ntelson Rio de

...Unable to open TWAIN source.Please check connection then restart toolbox." I've checked the connection.Even tried a new cord.When I connected the scanner to another computer and it worked fine.Any ...