Send SMTP error on VM

I can’t use Send SMTP Mail Message Activity. The error code is in the picture below.
I got UiPath.Mail.Activities v1.9.0, any packages require?

Thanks for your help!

Hi @Dicky welcome to forum

May I know like which mail domain u are using

Nived N :robot:

Happy Automation :slight_smile:

You might want to check the following article:

@Dicky

Welcome to forums

It might be problem due to firewall block

check as below

https://serversitters.com/how-to-correct-554-5-7-1-relay-access-denied-email-errors-and-prevent-them-in-the-future.html#:~:text=Relay%20Accessed%20Denied%20is%20a,sent%20to%20another%20mail%20server.&text=The%20sender%20did%20not%20authenticate,it%20had%20failed%20security%20checks

Hope this may helps you

Thanks