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 ImageEn Library for Delphi, C++ and .Net
 ImageEn and IEvolution Support Forum
 Can't scan thru Twain Scanner
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Massiff

Russia
7 Posts

Posted - Mar 29 2012 :  01:27:12  Show Profile  Reply
Hi, Im trying to scan by Xerox DocuMate 3460 with latest drivers, but nothing happens. But WIA Scanner working correctly. What I should do for scanning thru TWAIN?

fab

1310 Posts

Posted - Mar 29 2012 :  04:32:07  Show Profile  Reply
Hi,
unfortunately I haven't this device, so I cannot perform tests.
Is the device listed by the ImageEn dialog?
Also, please download and install this tool (this is an official TWAIN working group tool):

http://www.twain.org/docs/Twack_32.msi

It installs a program named Twack_32, execute it. Does it work?
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Massiff

Russia
7 Posts

Posted - Mar 29 2012 :  05:01:18  Show Profile  Reply
Hi,
yes device is listed in dialog. But nothing happend after pressing 'Acquire'.
Correct link to TWAIN tool is:
http://www.twain.org/scannerserviceproviders/specification-and-tools/129-tools.html
Everything works with TWAIN scanner settings.
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fab

1310 Posts

Posted - Mar 29 2012 :  12:15:29  Show Profile  Reply
Which ImageEn version and OS are you using?
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Massiff

Russia
7 Posts

Posted - Mar 29 2012 :  22:11:04  Show Profile  Reply
I'm using Twain Scanner(don't know where I can see version) and Win XP SP3.
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fab

1310 Posts

Posted - Mar 29 2012 :  23:47:45  Show Profile  Reply
please let me know the "ImageEn" version.
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Massiff

Russia
7 Posts

Posted - Mar 30 2012 :  02:06:08  Show Profile  Reply
3.0.5
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fab

1310 Posts

Posted - Mar 31 2012 :  23:19:49  Show Profile  Reply
3.0.5 is a bit old and no more supported. Please could you try the precompiled TWain example (which is compiled using version 4.1.0)?
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Massiff

Russia
7 Posts

Posted - Apr 01 2012 :  22:24:23  Show Profile  Reply
Why I should do this, if I have problem with Twain Scanner demo from demo page?
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Massiff

Russia
7 Posts

Posted - Apr 03 2012 :  02:28:03  Show Profile  Reply
Hi,
I'm solved the problem myself. You can close the topic.
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JonRobertson

USA
41 Posts

Posted - Aug 16 2012 :  12:12:20  Show Profile  Reply
What was the solution?

We have a customer using a Zerox Documate 3220. Scanning from other applications works fine. But scanning from our application, which uses ImageEn 4.0.2, does not work. I'm about to test with the precompiled demo.

The scanning progress dialog appears as though it is about to stop, and then disappears. If we show the scanner's UI, it also appears as though the scan is about to start, and then resets back to its initial state.
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Massiff

Russia
7 Posts

Posted - Aug 17 2012 :  00:03:22  Show Profile  Reply
We are changed manufacturer of scanner. because problem with xerox wasn't solved.
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fab

1310 Posts

Posted - Aug 17 2012 :  02:42:55  Show Profile  Reply
JonRobertson, could you post the twain "log", setting for example ImageEnView.IO.TwainParams.LogFile:='c:\twainlog.txt'?
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JonRobertson

USA
41 Posts

Posted - Aug 21 2012 :  10:31:54  Show Profile  Reply
Yes. But it may be a couple of days before I have it.

Thanks
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