GtkD HelloWorld app crashes with exception

[Enjoys Math]

I re-installed DMD 2.062 and now it's a compiler error:

------ Build started: Project: ConsoleApp3, Configuration: Debug 
Win32 ------
Building Debug\ConsoleApp3.exe...
OPTLINK (R) for Win32  Release 8.00.12
Copyright (C) Digital Mars 1989-2010  All rights reserved.
http://www.digitalmars.com/ctg/optlink.html
C:\D\dmd2\windows\bin\..\lib\GtkD.lib(glib)
  Error 42: Symbol Undefined _D3std3utf10decodeImplFNaNePxakKkZw 
(pure @trusted dchar std.utf.decodeImpl(const(char)*, uint, ref 
uint))
C:\D\dmd2\windows\bin\..\lib\GtkD.lib(glib)
  Error 42: Symbol Undefined 
_D6object9Exception6__ctorMFAyaAyakC6object9ThrowableZC9Exception 
(Exception object.Exception.__ctor(immutable(char)[], 
immutable(char)[], uint, object.Throwable))
Building Debug\ConsoleApp3.exe failed!
Details saved as 
"file://C:\home\Dropbox\Dev\AudioSynth\Tests\ConsoleApp3\ConsoleApp3\Debug\ConsoleApp3.buildlog.html"