nant
NAnt 0.85 (Build 0.85.2478.0; release; 10/14/2006)
Copyright (C) 2001-2006 Gerry Shaw
http://nant.sourceforge.net

Buildfile: file:///build/buildd/opensim-0.4/OpenSim.build
Target framework: Mono 2.0 Profile
Target(s) specified: build 

     [echo] Using 'mono-2.0' Framework

init:


Release:

  [sysinfo] Setting system information properties under sys.*

BUILD FAILED

Property name 'sys.env.HASH(0x7a5270)' is invalid.

Total time: 0.1 seconds.