Mail
Laravel 8
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Laravel 12
Laravel Email Sending Failed - How to Fix
This error occurs when Laravel cannot send emails due to SMTP configuration issues or server problems.
The Error
Error Message
Failed to send email / Swift_TransportExceptionCommon Causes
- 1 Incorrect SMTP credentials
- 2 SMTP server not reachable
- 3 SSL/TLS configuration mismatch
- 4 Mail driver not properly configured
- 5 Firewall blocking outbound SMTP
Solutions
1
Configure SMTP in .env
ENV
MAIL_MAILER=smtp
MAIL_HOST=smtp.gmail.com
MAIL_PORT=587
MAIL_USERNAME=your@gmail.com
MAIL_PASSWORD=your-app-password
MAIL_ENCRYPTION=tls
MAIL_FROM_ADDRESS=your@gmail.com
MAIL_FROM_NAME="${APP_NAME}"
2
Use Mailtrap for testing
ENV
MAIL_MAILER=smtp
MAIL_HOST=sandbox.smtp.mailtrap.io
MAIL_PORT=2525
MAIL_USERNAME=your-mailtrap-username
MAIL_PASSWORD=your-mailtrap-password
MAIL_ENCRYPTION=tls
3
Use log driver for local development
ENV
MAIL_MAILER=log
# Emails will be written to storage/logs/laravel.log
# Great for development without sending real emails
4
Clear config cache after changes
Bash
php artisan config:clear
php artisan cache:clear
# Test mail sending
php artisan tinker
>>> Mail::raw('Test', fn($m) => $m->to('test@example.com'));Need Help With Your Laravel Project?
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About Hafiz
Full Stack Developer from Italy. I build web applications with Laravel and Vue.js, and automate business processes. Creator of ReplyGenius, StudyLab, and other SaaS products.
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