hgweb: show correct error message for i18n environment If exception is error.LookupError and running in i18n environment, below condition is always true. Because msg is translated and dosen't contain 'manifest'. if util.safehasattr(err, 'name') and 'manifest' not in msg: This patch creates a new exception class and uses it instead of string match.

  $ "$TESTDIR/hghave" inotify || exit 80
  $ hg init
  $ echo "[extensions]" > .hg/hgrc
  $ echo "inotify=" >> .hg/hgrc
  $ hg inserve -d --pid-file .hg/inotify.pid
  $ echo a > a
  $ hg ci -Aqm0
  $ hg co -q null
  $ hg co -q
  $ hg st
  $ cat a
  a
  $ kill `cat .hg/inotify.pid`