"pcap_set_immediate_mode" error. npcap installed, winpcap option checked

[Njsmooth]

Is there an existing issue for this?

• [x] I have searched the existing issues.

What's the problem?

#21, #86, #200, #268, & #371, but I'm pretty sure I did everything right.

I installed npcap 1.80 with the following options:

Then installed sniffnet and tried launching it, only to get the error:

Is there something I'm missing here?

How did you install the app?

downloaded one of the provided packages

Operating System

Windows

Additional context

No response

[GyulyVGC]

Hey @Njsmooth, this is weird.

What Windows version are you on? If you are using Windows 10 or more recent I'd suggest removing and reinstalling Npcap again.

[Njsmooth]

I'm on Windows 11 24H2, and I tried as you suggested and it didn't work

[GyulyVGC]

Remove 1.80 and try with Npcap 1.79 instead: https://npcap.com/dist/

[Njsmooth]

same error

[GyulyVGC]

I'd reinstall both Sniffnet and Npcap from scratch if I was you, but you said you already tried. I really don't know what to suggest, mainly because this happened before and was easily fixed reinstalling Npcap with that option checked.