[IronPython] ipy crashes on (MAC OS X Panther 10.3 + IPCE-r7 + mono1.2.6)

[HEMMI, Shigeru]

Hello community,

ipy crashes on my (MAC OS X Panther 10.3 + IPCE-r7 + mono1.2.6).

$ uname -a
Darwin hagi.local 7.9.0 Darwin Kernel Version 7.9.0: Wed Mar 30
20:11:17 PST 2005; root:xnu/xnu-517.12.7.obj~1/RELEASE_PPC  Power
Macintosh powerpc

$ mono --version
Mono JIT compiler version 1.2.6 (tarball)
Copyright (C) 2002-2007 Novell, Inc and Contributors. www.mono-project.com
        TLS:           normal
        GC:            Included Boehm (with typed GC)
        SIGSEGV:       normal
        Notification:  Thread + polling
        Architecture:  ppc
        Disabled:      none

$ pwd
/Users/zgzg/IPCE-r7/ipy

$ mono ipy.exe

Unhandled Exception: System.TypeInitializationException: An exception
was thrown by the type initializer for IronPython.Modules.Builtin --->
System.ExecutionEngineException: SIGILL
  at <0x00000> <unknown method>
  at IronPython.Modules.Builtin..cctor () [0x00000]
  at IronPython.Modules.Builtin..cctor () [0x00000] --- End of inner
exception stack trace ---

  at <0x00000> <unknown method>
  at (wrapper managed-to-native)
System.Reflection.MonoField:GetValueInternal (object)
  at System.Reflection.MonoField.GetValue (System.Object obj) [0x00000]
  at IronPython.Runtime.Types.ReflectedField.GetAttribute
(System.Object instance, System.Object context) [0x00000]
  at IronPython.Runtime.Operations.Ops.GetDescriptor (System.Object o,
System.Object instance, System.Object context) [0x00000]
  at IronPython.Runtime.Types.DynamicType.UncheckedGetDescriptor
(System.Object o, System.Object instance, System.Object context)
[0x00000]
  at IronPython.Runtime.Types.DynamicType.TryBaseGetAttr
(ICallerContext context, System.Object self, SymbolId name,
System.Object& ret) [0x00000]
  at IronPython.Runtime.Types.ReflectedType.TryGetAttr (ICallerContext
context, System.Object self, SymbolId name, System.Object& ret)
[0x00000]
  at IronPython.Runtime.Types.DynamicType.GetAttr (ICallerContext
context, System.Object self, SymbolId name) [0x00000]
  at IronPython.Runtime.Importer.MakePythonModule
(IronPython.Runtime.SystemState state, System.String name,
IronPython.Runtime.Types.ReflectedType type) [0x00000]
  at IronPython.Runtime.SystemState.Initialize () [0x00000]
  at IronPython.Runtime.SystemState..ctor
(IronPython.Hosting.EngineOptions options) [0x00000]
  at IronPython.Hosting.PythonEngine.Initialize
(IronPython.Hosting.EngineOptions engineOptions) [0x00000]
  at IronPython.Hosting.PythonEngine..ctor
(IronPython.Hosting.EngineOptions engineOptions) [0x00000]
  at IronPythonConsole.PythonCommandLine.Main (System.String[]
rawArgs) [0x00000]

Can anybody help me?
Thanks in advance.