OException.html?is-external=true" title="class or interface in java.io" class="externalLink">IOException</a></code> - if an I/O related error has occurred during processing</dd>
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<h3><a id="onError(java.lang.Throwable)">onError</a></h3>
<div class="memberSignature"><span class="returnType">void</span>&nbsp;<span class="memberName">onError</span>&#8203;(<span class="arguments"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Th