[metapost] metapost crashes?!

[Taco Hoekwater]

Jaakko Luttinen wrote:
> 
> I appreciate all answers and help. I'm in a little hurry with this work, so the 
> sooner the help comes the happier I am. =)

My metapost (also 0.901, but on linux) does not crash, but it does
not compile properly either:

 >> ClassName.A
! Isolated expression.
<to be read again>
                    (
l.7 ClassName.A(
                 "A");
? x


Perhaps a different version of metauml, or I am missing some input?

   Version: 0.2.3
   Author : Ovidiu Gheorghies
   Date   : March 21, 2005

Fetched from CTAN 2 minutes ago.

Best,

Taco