Search found 4 matches

by Poorlyte
Tue May 21, 2013 12:19 am
Forum: VintaSoft Twain .NET SDK Discussions
Topic: BackgroundWorker = Device is not open
Replies: 7
Views: 4820

Re: BackgroundWorker = Device is not open

Hello! Thank you for your feedback! I made more 5 tests to get DSM and Vintasoft logs: 1.1) Using Twain 1.9 + Background Worker + UI (Doesn't work) 1.2) Using Twain 1.9 + UI (Works) 2.1) Using Twain 2.0 + Background Worker + UI (Doesn't work) 2.2) Using Twain 2.0 + UI (Works) 3.1) Using Wia Twain 1....
by Poorlyte
Mon May 13, 2013 7:44 pm
Forum: VintaSoft Twain .NET SDK Discussions
Topic: BackgroundWorker = Device is not open
Replies: 7
Views: 4820

Re: BackgroundWorker = Device is not open

Hi Alex! I ran my project with debugging enabled and here is the results. http://sdrv.ms/10Econ9 My enviroment is: Windows 7 Professional x64 and Framework 2.0. The first log file contains the execution of the background thread and the ui (that doesn't work). The second log file contains only the ex...
by Poorlyte
Thu May 09, 2013 10:02 pm
Forum: VintaSoft Twain .NET SDK Discussions
Topic: BackgroundWorker = Device is not open
Replies: 7
Views: 4820

Re: BackgroundWorker = Device is not open

Thanks for your help Alex!! But I'm not using a form on the scan process. I extended a BackgroundWorker and run before the form load. Take a look at the code that i'm using. I didin't made any changes to MainForm on the sample. using System; using System.Collections.Generic; using System.ComponentMo...
by Poorlyte
Wed May 08, 2013 11:25 pm
Forum: VintaSoft Twain .NET SDK Discussions
Topic: BackgroundWorker = Device is not open
Replies: 7
Views: 4820

BackgroundWorker = Device is not open

Hi! I'm experiencing a weird problem with a "HP Deskjet 2050 J510 TWAIN" and a backgroundworker... When I run the "Twain Simple Demo" works fine but when I put the acquire process in a backgroundworker in the same sample project, I always receive a "Device is not open" exception. Anyone have any ide...