Support Article
Caught javax.mail.MessagingException cant send command to SMTP
SA-10199
Summary
When sending email through the workflow, a message is displayed in the audit (history) of the case:
Error Messages
Caught javax.mail.MessagingException, Cant send command to SMTP host
Steps to Reproduce
Send an email notification from a work object to observe the issue.
Root Cause
Pega attempts to negotiate TLS encryption with a mail server that supports it by default. The mail server supported TLS in this environment; however, Pega was not configured with security information and certificates to properly integrate.
Resolution
This issue is resolved through the following Local-change:
Disable the TLS negotiation through the following Dynamic System Setting:
Owning Ruleset: Pega-IntSvcs
Purpose: Email/DisableSecuritySTARTTLS
value: true
Published June 12, 2015 - Updated October 8, 2020
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