Phalcon requires the PSR extension. The extension can be downloaded and compiled from this GitHub repository. Installation instructions are available on the README of the repository. Once the extension has been compiled and is available in your system, you will need to load it to your php.ini. You will need to add this line:


Alternatively some distributions add a number prefix on ini files. If that is the case, choose a high number for Phalcon (e.g. 50-phalcon.ini).