Forum Discussion
akkers
Jun 03, 2025Copper Contributor
Cannot install PnP.Powershell
Something has changed recently I can no longer execute scripts that I had. So I decided to re-install various bits and pieces. When I come to install PnP.Powershell I get an error: 'WARNING: Unabl...
akkers
Jun 10, 2025Copper Contributor
The command will not execute:
Timo-HH
Jun 13, 2025Copper Contributor
Did you find a solution? I seem to have the same issue.
Interestingly, it works when I connect my laptop to a hotspot on my phone, rather than to my FTTH connection. So it seems to be network related (at least, in my case).
- Timo-HHFeb 07, 2026Copper Contributor
For completeness:
My issue was related to an ICMP blackhole. I've fixed it by clamping (limiting) the MSS value in TCP packets to ensure they fit in the smaller MTU on my ISP connection.
See https://github.com/microsoft/winget-cli/issues/5269#issuecomment-3010134028 in https://github.com/microsoft/winget-cli/issues/5269, as well as further detail in https://github.com/microsoft/winget-cli/issues/5693.