Invalid command ‘RequestHeader’ error occurs in the Linux server due to missing apache modules in our Linux server.
Invalid command 'RequestHeader', perhaps misspelled or defined by a
module not included in the server configurationTo fix this issue, just enable the “headers” module. If you are using Ubuntu just enable the module by running the following command:
sudo a2enmod headersAfter that. Restart apache
service apache2 restart
Do you want to use standard Product Names throughout your shop and do not want
Are you looking for a modern, high-quality design for your Cake Shop, which works on
Improve your customer’s experience by showing the appropriate state/county/province/canton on registration form when a particular
The FAQ Manager Plugin; you do not only bring the most important questions and answers
Mustafa Ali
Dec 27, 2018