Denied access port in Zend Studio

I have encountered server port access denied due to security isses in end while running the index.php.
PLS help!
Hi Lucy,

Welcome to the OutSystems developers community! :)

If the issue happens while installing Zend Server then port 80 might be in use (

If that's not the case the Zend forums might be the place to look for the definitive answer: ;)

thanks a lot