String was not recognized as a valid DateTime C# Asp.net
<p>I have date in string format <code>20/05/2016</code>:</p>

<pre><code>string weekEndDate="20/05/2016"
</code></pre>

<p>when convert it to DateTime,An error Occured:</p>

<pre><code>DateTime EndDate = Convert.ToDateTime(weekEndDate);
</code></pre>

<p><strong>String was not recognized as a valid DateTime.</strong></p>