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Also it causes some kind of crash (see: 622e1d1). It's not good to give the user a permanent halt. This can be confusing.Īt first, Npcap's behavior about uninstalling is the same with WinPcap. Then the next reboot will remove the newly installed version. You may want to reinstall it or upgrade it before the reboot.
![winpcap error npf driver winpcap error npf driver](https://img.wmzhe.top/contents/2019/a1/f4/DyFVQwV1e1egS1wa4R5HxfkhVeGux6bm2oHTN0L3.png)
I don't think 1) is always the best choice, because after uninstalling Npcap. This is not good.Ģ) Wait for a timeout, then prompt the error about uninstallation failure. And WinPcap doesn't seem to clear its driver file in: C:\Windows\System32\drivers\npf.sys. I only can see the packets stop showing up. (like WinPcap's way).ġ.b) However, what I found out is in my Win10 that WinPcap 4.1.3 can still uninstall successfully without stopping the session (like capturing in Wireshark). All clean-up will be done in next reboot. There are three handlings for uninstalling an in-use driver:ġ.a) You said that WinPcap finishes the uninstalling procedure without affecting the current session. If they've engaged the uninstall it should uninstall one way or another.
![winpcap error npf driver winpcap error npf driver](https://www.thewindowsclub.com/wp-content/uploads/2018/10/Error-opening-file-for-writing.png)
Someone who is actively uninstalling npcap may not have any idea which application is actually using the npf service or how to stop it from being used. The WinPcap Reboot Now or Manually Later is what most folks would expect. Do you want to reboot now?" With a couple of radio buttons labeled: "Reboot Now" and "I want to manually reboot later", and a Finish button at the bottom of the dialog. If someone attempts to uninstall WinPcap 4.1.3 when the npf service is in use, the user is presented with a dialog titled: "WinPcap 4.1.3 Uninstall", and the text says: "Completing the WinPcap 4.1.3 Uninstall Wizard" "Your computer must be restarted in order to complete the uninstallation of WinPcap 4.1.3. This set of behaviors will be, at least, unexpected and certainly somewhat confusing for some users. The Uninstall fails and the user is presented with an option to uninstall in compatibility mode. If an application has a pcap connection open through the npf driver, an uninstall of the npcap fails ungracefully.Ī message box titled "Npcap 0.05 for Nmap (beta) Uninstall" with the text "Failed to stop the npf service, stop uninstallation now.
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