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otherDeferred.errback)</code></p></li></ul><h2>See also<a name="auto12"></a></h2><ol><li><a href="gendefer.html">Generating Deferreds</a>, an introduction to
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writing asynchronous functions that return Deferreds.</li></ol><h2>Footnotes</h2><ol><li><a name="footnote-1"><span xmlns="http://www.w3.org/1999/xhtml" class="footnote">Unless of course a later callback starts a fresh error —
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but as we've already noted, adding callbacks to a Deferred after its used in a