New in Chargebee: Explore Reveal and understand your payment performance end-to-end.Try Now

Docschargebeedocs

HomeBillingPaymentsRevRecGrowthReveal
Support

Product Updates


  • Release Notes

Getting Started


  • Overview
  • Chargebee Billing Data Centers
  • Object Relationship Model
  • Understanding Sites
  • Chargebee Tech Glossary
  • Articles and FAQ

Implementing Chargebee


  • Implementation Guide
  • Go-live Checklist
  • Articles and FAQ

AI in Chargebee


  • Chargebee Agents
  • Chargebee Copilot
  • Chargebee MCP Server (Model Context Protocol)

Developer Resources


  • Developer Resources Overview
  • Articles and FAQ

Product Catalog


  • Product Catalog Overview
  • Coupons
  • Articles and FAQ

Subscriptions


  • Working with Subscriptions
  • Billing
  • Orders
  • Articles and FAQ

Customers


  • Managing Customers
  • Account Hierarchy
  • Email Notifications
  • Branding
  • Configure Multiple Languages
  • Articles and FAQ

Entitlements


  • Entitlements Overview
  • Features Overview
  • Feature Management
  • Managing Product Entitlements
  • Subscription Entitlements
  • Customer Entitlements
  • Grandfathering Entitlements
  • Articles and FAQ

Usage Based Billing


  • Understanding Usages
  • Setting up Usage Based Billing
  • Usage Alerts
  • Metered Billing
  • Articles and FAQ

Chargebee CPQ


  • Chargebee CPQ
  • Chargebee CPQ for Salesforce
  • Chargebee CPQ for HubSpot

Invoices, Credit Notes, and Quotes


  • Invoices
  • Credit Notes
  • Quotes [Legacy]
  • Transactions
  • Articles and FAQ

Taxes


  • Overview
  • Configuring Taxes
  • Country-specific Taxes
  • Articles and FAQ

Hosted Capabilities


  • Overview
  • Hosted Checkout
  • Hosted Self-Serve Portal
  • Hosted Pages Features
  • Additional Hosted Pages
  • Payment Components
  • Pricing Table
  • Managing Payments with Chargebee.js
  • Mobile-Optimized Hosted Pages
  • Articles and FAQ

Site Configuration


  • Users & Roles
  • Custom Fields & Metadata
  • Approvals
  • Mandatory Fields
  • File Attachments & Comments
  • Advanced Filter Options
  • Multicurrency Pricing
  • Multi-decimal Support
  • Configuring Reason Codes
  • Events and Webhooks
  • API Keys
  • Time Zone
  • Time Machine
  • Transfer Configurations
  • Articles and FAQ

Multi Business Entity


  • Multi Business Entity Overview
  • Customer Transfer Overview
  • Articles and FAQ

Mobile Subscriptions


  • Overview
  • Omnichannel Subscriptions
  • Omnichannel One-Time Orders
  • Mobile Subscriptions (Legacy)

Reports and Analytics


  • RevenueStory
  • Home Dashboard
  • Frequently Asked Questions
  • FAQs for Classic Reports Sunset
  • Articles and FAQ

Integrations


  • Sales
  • Customer Support and Success
  • Finance
  • Tax
  • Marketing
  • Stitch
  • Collaboration
  • Contract Management
  • Ecommerce Management
  • Articles and FAQ

Data Privacy & Security


  • Two Factor Authentication
  • SAML Single Sign-On
  • System for Cross-Domain Identity Management (SCIM)
  • EU-GDPR
  • Consent Management
  • Personal Data Management
  • Compliance Certificates
  • HIPAA Guidelines
  • PCI Recommendations and Integration Types
  • Articles and FAQ

Data Operations


  • Bulk Operations
  • Migration
  • Articles and FAQ
  1. Billing
  2. Customers
  3. Articles and FAQ
  4. SMTP settings
  1. Billing
  2. Customers
  3. Articles and FAQ
  4. SMTP settings

"Unhandled Error has occurred when trying to communicate with the mail server" while configuring the SMTP of AWS

Scope

"Unhandled Error has occurred when trying to communicate with the mail server" while configuring the SMTP of AWS

Summary

This error will rise while configuring SMTP of AWS due to entering the TLS as 465 or others. Please use the TLS as 587 which will help you to resolve this error

Solution

If you are configuring the SMTP of AWS in your Chargebee site, you may face this error during the configuration, as shown in the screenshot below,

image

Please set the TLS as 587 instead of 465, that will fix the error and you will be able to proceed in configuring SMTP.

Related Articles

How do I find out if emails have been delivered to the customer?
Emails fail due to SPF and DKIM settings
Office365- "Please check whether your email address is authorized/verified/blocked by your SMTP server" error
When would I use my own SMTP Server instead of Chargebee's?
Error while configuring SMTP server settings
How to configure my own SMTP server?
Authentication Failure. Please check your SMTP credentials.
What happens when the SMTP server is down?

Show more

Was this article helpful?