vbp 5.7 : visual build pro action spawns child with missing system macros?

[epu]

am downloading and will try re-install.
~~~ info now reads ~~~
Visual Build Professional 5.7
Registered to: Z-Axis, Ltd. (4-computer license)
Windows Version: 5.1.2600.2.0
Install path: C:\Program Files\VisBuildPro
cmax20u.dll version 2.1.0.21
SftTree_IX86_U_50.dll version 5.01
unins000.exe version 51.15.0.0
VisBuildBld.dll version 5.7.0.2
VisBuildCmd.exe version 5.7.0.1
VisBuildCore.dll version 5.7.0.2
VisBuildDotNET.dll version 5.7.0.2
VisBuildExt.dll version 5.7.0.3
VisBuildLog.dll version 5.7.0.1
VisBuildMisc.dll version 5.7.0.2
VisBuildMS.dll version 5.7.0.1
VisBuildNet.dll version 5.7.0.1
VisBuildPro.exe version 5.7.0.2
VisBuildSvr.dll version 5.7.0.2
~~~~~~~~~~~~~~~~~
All the visbuild.* files are newer versions.

Zipped and mailed projects for your debugging pleasure.
Rebuilding now.