<br />
<b>Fatal error</b>:  Uncaught Symfony\Component\Dotenv\Exception\FormatException: Invalid character in variable name in &quot;/var/www/html/.env&quot; at line 1.
...&lt;!doctype html&gt;\n&lt;htm...
  ^ line 1 offset 0 in /var/www/html/vendor/symfony/dotenv/Dotenv.php:458
Stack trace:
#0 /var/www/html/vendor/symfony/dotenv/Dotenv.php(201): Symfony\Component\Dotenv\Dotenv-&gt;createFormatException('Invalid charact...')
#1 /var/www/html/vendor/symfony/dotenv/Dotenv.php(173): Symfony\Component\Dotenv\Dotenv-&gt;lexVarname()
#2 /var/www/html/vendor/symfony/dotenv/Dotenv.php(468): Symfony\Component\Dotenv\Dotenv-&gt;parse('&lt;!doctype html&gt;...', '/var/www/html/....')
#3 /var/www/html/vendor/symfony/dotenv/Dotenv.php(50): Symfony\Component\Dotenv\Dotenv-&gt;doLoad(false, Array)
#4 /var/www/html/vendor/symfony/dotenv/Dotenv.php(70): Symfony\Component\Dotenv\Dotenv-&gt;load('/var/www/html/....')
#5 /var/www/html/config/bootstrap.php(16): Symfony\Component\Dotenv\Dotenv-&gt;loadEnv('/var/www/html/....')
#6 /var/www/html/public/index.php(7): require('/var/www/html/c...')
#7 {ma in <b>/var/www/html/vendor/symfony/dotenv/Dotenv.php</b> on line <b>458</b><br />