Ben Olden-Cooligan

What scanner? What driver type (twain/wia)? When you say freeze/hang, is that permanent or does it resolve itself once the scan finishes? If you scan from the Profiles window (then...

Thanks, can you try this [test version](https://1drv.ms/u/c/2918c6d8dc4b6479/EU_vtrf9eLhOrsEtIUn_qRABnMerL5xoKEkc0ZGF8Adc1Q?e=4ylPQ2) and see if it fixes the issue?

Yeah, it works fine for me (though I have some more scanners in my closet I could pull out to test with). It's very strange that the test version didn't...

Also, if you're so inclined, debugging [from source](https://github.com/cyanfish/naps2/wiki/1.-Building-&-Development-Environment) and seeing the UI thread's stack trace from within the Visual Studio debugger would be super helpful (Sysinternals can't see the .NET...

Are you still experiencing this issue? Can you show me your autosave settings, and what version of NAPS2 are you using?

Can you attach the [debuglog](https://www.naps2.com/doc/troubleshooting#debug-log) from the NAPS2 exe for comparison? Are you scanning using the worker (NAPS2.Sdk.Worker.Win32) or by running your main process as 32-bit? (You can also try...

A couple more things you could try to narrow down the difference between the SDK and the NAPS2 application: 1. In the NAPS2 application, in your profile settings, under Advanced,...

Yes, you'll need to call `form.Handle` somewhere on the UI thread (e.g. in your form's `Load` or `Shown` event).

You can try this with the latest SDK version (1.1.3) as I've made some improvements that might help.

Closing for now, feel free to comment if there are still issues.