Strangely I loaded a routine "revcld" that also adds the delta w/ rev number.
After doing that my original revcloud now works again.
So I only assume there was a glitch that was corrected after running the "revcld" routine.
Thanks for the efforts.
Everything in existence was first an Idea Autodesk Plant 3D Premium 2012 Autodesk MEP 2012 HP 3.2 Ghz CPU 16 ram 1TB 7200 rpm SATA 3Gb/s hard drive 2GB DDR3 NVIDIA GeForce GT 530 HP 2311x 23" LED Monitor