: Ensure the .exe is saved and run from a local folder (like your desktop) rather than a network drive or temporary zip folder. Recommended Alternatives for Modern Windows
If you are hitting Error 2 on a modern system, switch to these tools: portmon error 2
Because this error is deeply tied to how Portmon interacts with the Windows kernel, standard troubleshooting often requires administrative or compatibility workarounds. 1. Run as Administrator : Ensure the
PortMon requires SeLoadDriverPrivilege and SeBackupPrivilege . Right-click PortMon.exe → . portmon error 2
: Running Portmon from a network share or untrusted location can break the "security trust," preventing it from finding or loading its required dependencies. Potential Fixes