e text message for this warning/error or null if one wasn't set</dd>
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<h4>setMessage</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setMessage&#8203;(java.lang.String&nbsp;_message)</pre>
<div class="block">Set the message field of this event.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>_message</code> - String message - may be null.</dd>
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