hgview #92314 error with mercurial 2.1 and mqsupport [validation pending]

Traceback (most recent call last):
quote> File "/home/alain/src/hgview/hgext/../hgviewlib/qt4/hgrepomodel.py", line 105, in data
quote> result = meth(self, index, role)
quote> File "/home/alain/src/hgview/hgext/../hgviewlib/qt4/hgrepomodel.py", line 199, in data
quote> bookmarks = ctx.bookmarks()
quote> File "/home/alain/lib/python/mercurial/context.py", line 191, in bookmarks
quote> return self._repo.nodebookmarks(self._node)
quote> AttributeError: 'MqChangeCtx' object has no attribute '_node'

appeared in<not specified>
done in1.6.0
load left0.000
closed by#a83b4f793149 [update] mqsupport: Hg 2.1 need a context._node (closes #92314)