-<span class="st"> </span><span class="kw"><a href="reference/attempt.html">attempt</a></span>(<span class="kw">log</span>(<span class="st">"a"</span>), <span class="dt">msg =</span> <span class="st">"Nop !"</span>, <span class="dt">verbose =</span> <span class="ot">FALSE</span>)</a>
<a class="sourceLine" id="cb8-2" title="2"><span class="co">#&gt; Error: Nop !</span></a>
<a class="sourceLine" id="cb8-3" title="3"><span class="kw"><a href="reference/is_try_error.html">is_try_error</a></span>(a)</a>
<a class