In the published version of the paper:
<BR>
<UL>
<LI>
Martin Bauer, Philipp Harms, Peter W. Michor:
<STRONG>
Sobolev metrics on the manifold of all Riemannian metrics.
</STRONG>
<A HREF="http://www.intlpress.com/JDG/"><EM>Journal of Differential Geometry</EM></A>
<STRONG>94</STRONG>, 2 (2013), 187-208.
<A HREF="http://arxiv.org/abs/1102.3347">arXiv:1102.3347</A>.
<A HREF="http://projecteuclid.org/euclid.jdg/1367438647">Euclid</A>
<A HREF="rie-met2.pdf">(pdf)</A>.
</UL>
there is a missprint on:
<BR>
page 195, line 2: 
<STRONG>is smooth in $(g,h)$</STRONG> instead of
is smooth in $(f,h$.
<P>
The version on Peter Michor's homepage has been corrected.