Error !

NameError: Undefined

30 </style>
31 </%def>
32
33 ${body}
34
/usr/local/lib/python2.6/dist-packages/Mako-0.2.5-py2.6.egg/mako/runtime.py, line 128:
raise NameError("Undefined")
templates_mako/vantaggi.mako, line 33:
${body}
/usr/local/lib/python2.6/dist-packages/Mako-0.2.5-py2.6.egg/mako/runtime.py, line 255:
return lambda *args, **kwargs:callable_(self.context, *args, **kwargs)
templates_mako/home.mako, line 94:
${next.body()}
/usr/local/lib/python2.6/dist-packages/Mako-0.2.5-py2.6.egg/mako/runtime.py, line 255:
return lambda *args, **kwargs:callable_(self.context, *args, **kwargs)
templates_mako/layout.mako, line 61:
${next.body()}
/usr/local/lib/python2.6/dist-packages/Mako-0.2.5-py2.6.egg/mako/runtime.py, line 255:
return lambda *args, **kwargs:callable_(self.context, *args, **kwargs)
templates_mako/static_base.mako, line 25:
${next.body()}
/usr/local/lib/python2.6/dist-packages/Mako-0.2.5-py2.6.egg/mako/runtime.py, line 397:
callable_(context, *args, **kwargs)