Forum Discussion
oconobee
Dec 09, 2025Tin Contributor
Trying to MSIX package LOB application that needs TWAIN access
So I think this isn't possible but I just wanted to ask. I've a LOB application that needs to access TWAIN scanning devices. How this works in a normal environment is that the TWAINDSM.dll (TWAI...
Jul 27, 2026
oconobee I would guess from this that the driver loads in the system process (procId 4) and outside of the container. It is strange for it to get that path, and outside of the container there is nothing to reverse VFS it. Thus the question is how your app passed the path over. I am unfamiliar with the API the app would use to load the driver. If you could provide the procmon trace, at least the part where the driver is getting instantiated, I might be able to craft a PSF intercept to fix up the path when that API is called. You can email to me at tmangan at tmurgent.com.