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<?xml-stylesheet type="text/xsl" href="https://community.appian.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>Send Email</title><link>https://community.appian.com/discussions/f/general/10143/send-email</link><description>Sending single or multiple emails by using Send Email node. Send Email node is executing if email Id format is correct but not failing if there is server error &amp;quot;mail undelivered&amp;quot;. Here, we are validating only email id format. 
 Example: Lets say there</description><dc:language>en-US</dc:language><generator>Telligent Community 12</generator><item><title>RE: Send Email</title><link>https://community.appian.com/thread/44836?ContentTypeID=1</link><pubDate>Wed, 12 Apr 2017 16:34:18 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:bd029ddb-039f-455b-afb7-4dc2ef8d1c50</guid><dc:creator>Mike Schmitt</dc:creator><description>&lt;p&gt;Well, yes and just for clarification, I was talking about valid (i.e. real) addresses, not just valid format, which is also the responsibility of the designer (and i&amp;#39;ve posted about here in the past).&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Send Email</title><link>https://community.appian.com/thread/44835?ContentTypeID=1</link><pubDate>Wed, 12 Apr 2017 14:52:26 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:bb0050e8-50a1-4e96-b12d-297e27e25aac</guid><dc:creator>anil kumark0001</dc:creator><description>Thanks Mike Schemitt. Actually as a designer I am validating the Email ID format.&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Send Email</title><link>https://community.appian.com/thread/44829?ContentTypeID=1</link><pubDate>Wed, 12 Apr 2017 13:44:41 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:32edb653-7e1e-4e87-bc3e-cc6a84d7c3f9</guid><dc:creator>Mike Schmitt</dc:creator><description>&lt;p&gt;As far as I know this is not really an issue within Appian - the verification that a valid e-mail address has been entered should be the responsibility of the user, and then the designer. Different email servers will have different ways of dealing with nonexistent email addresses, and I believe most will do nothing (no bounce-back message or anything), and the mail hosts that do have a bounce-back message would not necessarily be similar at all. You could try putting an email listener in your Appian process to listen for a bounceback but it might not be possible to capture everything (if possible at all).&lt;/p&gt;
&lt;p&gt;Edit: FYI, I shared a custom expression rule that validates e-mail address formatting, in &lt;a href="https://forum.appian.com/suite/tempo/entry/b-50780"&gt;this old Forum thread&lt;/a&gt;.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>