Expected response code 250 but got code “”, with message “”

Question

I can send my emails in localhost flawlessly. but ever since I uploaded my program into a hosting site I get this error

Expected response code 250 bu

Answer 1

This one worked for me, 'if you are using GMAIL'

1. Go to 'My Accounts'
2. Go to 'Sign-in & security'
3. Scroll down to 'Allow less secure apps'
4. Switch #3 to ON

After doing this and if you just recently set up your email configurations on laravel and still doesn't work, try running:

php artisan config:cache