For Windows 7, you need specific versions of the vSpace software. Newer editions like vSpace Pro 11 or Enterprise are with the X550 hardware.
Version X-6.2.7.2 is the final stable release for Windows 7 (64-bit and 32-bit SP1). ncomputing x550 software for windows 7
Older versions like 4.9.x are available but generally lack the stability and SP1 support found in vSpace 6. For Windows 7, you need specific versions of