# Emailing problem **URL:** \ **Category:** Uncategorized\ **Created:** [November 22, 2016, 1:52pm UTC](https://forum.manager.io/t/emailing-problem/7813 "2016-11-22T13:52:17Z")\ **Posts on this page:** 10\ **Page:** 1
**Author:** ![clanger](https://avatars.discourse-cdn.com/v4/letter/c/dc4da7/32.png) [@clanger](https://forum.manager.io/u/clanger)\ **Post date:** [November 22, 2016, 1:52pm UTC](https://forum.manager.io/t/emailing-problem/7813/1 "2016-11-22T13:52:17Z")
Hi, When I try to email an sales invoice or sales quote a message comes up in red letters saying: (Error: NameResolutionFailure) can someone help me please. ---
**Author:** ![Tut](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/tut/32/3286_2.png) [@Tut](https://forum.manager.io/u/Tut)\ **Post date:** [November 22, 2016, 2:57pm UTC](https://forum.manager.io/t/emailing-problem/7813/2 "2016-11-22T14:57:49Z")
Make sure your software is up to date. There have been many similar reports recently solved in this way. ---
**Author:** ![clanger](https://avatars.discourse-cdn.com/v4/letter/c/dc4da7/32.png) [@clanger](https://forum.manager.io/u/clanger)\ **Post date:** [November 22, 2016, 7:00pm UTC](https://forum.manager.io/t/emailing-problem/7813/3 "2016-11-22T19:00:53Z")
ThanksTut, so I’ve uploaded the latest version as suggested but I’m still having a problem ? when I send the email it sends for ages and then ends up with send or cancel again. Help again please. ---
**Author:** ![Tut](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/tut/32/3286_2.png) [@Tut](https://forum.manager.io/u/Tut)\ **Post date:** [November 22, 2016, 7:28pm UTC](https://forum.manager.io/t/emailing-problem/7813/4 "2016-11-22T19:28:14Z")
Sorry, but I’m not the one to sort email problems. I don’t use that feature of Manager. ---
**Author:** ![Brucanna](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/brucanna/32/1960_2.png) [@Brucanna](https://forum.manager.io/u/Brucanna)\ **Post date:** [November 22, 2016, 10:06pm UTC](https://forum.manager.io/t/emailing-problem/7813/5 "2016-11-22T22:06:42Z")
If you are using windows - you may need to update .NET ? - read here > [@Upgrade procedure](https://forum.manager.io/t/upgrade-procedure/7715): > > Please give me the steps to upgrade I am on version 15.6.94. All of a sudden I am unable to email invoices (Error 400) is it a firmware issue?? ---
**Author:** ![clanger](https://avatars.discourse-cdn.com/v4/letter/c/dc4da7/32.png) [@clanger](https://forum.manager.io/u/clanger)\ **Post date:** [November 22, 2016, 10:33pm UTC](https://forum.manager.io/t/emailing-problem/7813/6 "2016-11-22T22:33:05Z")
I am using Mac Book Pro ---
**Author:** ![Tut](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/tut/32/3286_2.png) [@Tut](https://forum.manager.io/u/Tut)\ **Post date:** [November 22, 2016, 10:35pm UTC](https://forum.manager.io/t/emailing-problem/7813/7 "2016-11-22T22:35:43Z")
Try searching the forum for topics having to do with SMTP selection and port 587. There have been quite a few. Again, no claim that any of those ideas will work for you, but they seem to have for others. ---
**Author:** ![Leslie\_Ann\_Galano1](https://avatars.discourse-cdn.com/v4/letter/l/ecc23a/32.png) [@Leslie\_Ann\_Galano1](https://forum.manager.io/u/Leslie_Ann_Galano1)\ **Post date:** [November 23, 2016, 9:30am UTC](https://forum.manager.io/t/emailing-problem/7813/8 "2016-11-23T09:30:28Z")
Can you please help me how to fix this problem? ![](https://us1.discourse-cdn.com/flex019/uploads/manager1/original/2X/3/3a1eb237084110f1356f011fa776655971f89fdd.jpg) ---
**Author:** ![Zark](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/zark/32/4252_2.png) [@Zark](https://forum.manager.io/u/Zark)\ **Post date:** [November 23, 2016, 9:34am UTC](https://forum.manager.io/t/emailing-problem/7813/9 "2016-11-23T09:34:36Z")
Are you using SMTP as your email settings? Have you confirmed that they are the correct settings? Are you on the latest version of Manager? Does the Test Email work? ---
**Author:** ![Ealfardan](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/ealfardan/32/63166_2.png) [@Ealfardan](https://forum.manager.io/u/Ealfardan)\ **Post date:** [January 18, 2023, 3:30pm UTC](https://forum.manager.io/t/emailing-problem/7813/10 "2023-01-18T15:30:14Z")