https://community.intel.com/t5/Intel-MPI-Library/HYD-win-delete-credentials-windows-src-hydray-registry-c-284/m-p/1699787#M12172 <P>Intel MPI 2021.8 - Windows 11<BR />Attempting to do a simple "mpiexec.exe -remove" results in the following message:<BR /><BR />HYD_win_delete_credentials (..\windows\src\hydray_registry.c:284): unable to delete registry key.<BR />Error: unable to remove the encrypted password from the registry.<BR /><BR />Is there a registry hive that I can remove to "reset" IMPI 2021.8?</P><P>&nbsp;</P><P>thanks<BR />Randy</P> Wed, 25 Jun 2025 13:41:00 GMT Randykos 2025-06-25T13:41:00Z https://community.intel.com/t5/Intel-MPI-Library/HYD-win-delete-credentials-windows-src-hydray-registry-c-284/m-p/1699787#M12172 <P>Intel MPI 2021.8 - Windows 11<BR />Attempting to do a simple "mpiexec.exe -remove" results in the following message:<BR /><BR />HYD_win_delete_credentials (..\windows\src\hydray_registry.c:284): unable to delete registry key.<BR />Error: unable to remove the encrypted password from the registry.<BR /><BR />Is there a registry hive that I can remove to "reset" IMPI 2021.8?</P><P>&nbsp;</P><P>thanks<BR />Randy</P> Wed, 25 Jun 2025 13:41:00 GMT https://community.intel.com/t5/Intel-MPI-Library/HYD-win-delete-credentials-windows-src-hydray-registry-c-284/m-p/1699787#M12172 Randykos 2025-06-25T13:41:00Z