Ok, I now have managed it to boot the 5.0.2 raw disk in ESXi. The solution was booting the unix.safe kernel. Now I can "play" with the machine knowing that I always can return to a snapshot. Thanks...
Thanks ChipperEs for the detailed instructions.
Some of the information you provided I had found by myself and I already have successfully converted some 5.0.5 and 5.0.6 systems to VMWare ESXi 5.1....
We also have still a few customers who are running SCO 5.0.2. Another company has patched somehow the systems in 1999 to make them 2000 compliant. Now we have the same problem described in the...