Start Sardu (with admin permissions) from C:\Sardu_322 > Click Windows tab > Highlight Installer 10 (or any Windows option) > Click Add = Error.
This is my system: http://valid.x86.fr/n7iuxq running Windows 10 1703 (15063.413) 64-bit. Windows User & System variables set to 10GB RAM Drive (volatile, NTFS) on B:\
Is it okay to rename ‘Installer Vista’ to ‘Installer 10 32-bit’ and point to Win10 iso? This would be a workaround.