Fighting MSExchange and VMWare today http://qttr.at/1xym ... and ... XKCD knows exactly what the problem is.  http://qttr.at/1xyn
Powering on a virtual machine fails with the error: Cannot open the disk (1038189) | VMware KB

@kat how I hate error messages saying "Either $THIS or $THAT or $YETANOTHERTHING happened". On the Amiga error messages were more like "$THIS happened" or "$THAT happened", not "$THIS or $THAT".