Why is the F8 (Run Selection) feature not working in VSCode?

December 13, 2025 2 answers
Asked by CodeCrafter92
I've been having an issue with the F8 (Run Selection) feature in VSCode for the past week. After about 5-10 minutes of use, it just stops working, and instead, VSCode shows "Activating Extensions..." for a few seconds and then nothing happens. I'm still able to use the Terminal, which is fine, but it's frustrating that I can't run my selections. I'm using VSCode Tunnel, but the issue persists even when I'm not using SSH or a Tunnel. I attempted to remove the Powershell Pro Tools Extension, but that didn't solve the problem. Is this a common issue? Have I possibly messed something up?

Answers

ScriptMaster99
The "Activating Extensions..." message you see typically occurs when an extension loads. Itโ€™s strange if it's happening after youโ€™ve been coding for a while. Make sure there's not an `exit` command in your code, as it could terminate execution prematurely. Try starting a new terminal session (like PowerShell 5 or 7) and see if there's any change. Good luck checking that!

CodeCrafter92: Yeah, I might have an `exit` in there; Iโ€™ll take a look at it tomorrow!

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TechieTom
Have you tried the classic fix: turning it off and on again? 😂 You could also check your keybindings.json file. Just be aware that editing this might open PowerShell in a new window instead of the integrated terminal. Here's a snippet you might want to include: { "key": "f8", "command": "PowerShell.RunSelection", "when": "editorTextFocus && editorLangId == 'powershell'" } I went through a similar issue beforeโ€”updating or uninstalling the PowerShell extensions and making sure VSCode was updated worked for me. It can be really annoying since I rely on this feature a lot! Just keep in mind, F8 isnโ€™t a native function in VSCode without the right extension. Good luck!

DevDude23: I tried rolling back my PowerShell extension version, and while it stopped for a bit, it returned after a few hours. Still, that's way better than it breaking every 5-10 minutes! I think the problem might actually be with VSCode itself. I remember updating it recently, and that's when these issues started.

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