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Table of Contents

Installation Guide

  • How to get the Magento software
  • Installation flow diagram
  •  
    Just the basics
    • Is the Magento software installed already?
    • What operating system is my server running?
    • How do I log in to my Magento server using a terminal, command prompt, or SSH?
    • What's the difference between a module and a component?
    • What is the software that the Magento server needs to run?
    • What is a docroot?
  •  
    Getting Started
    •  
      Helpful resources
      • Installation quick reference (tutorial)
      • Installation flow diagram
      • Installation roadmap (reference)
    •  
      Magento system requirements
      • Magento technology stack requirements
      • Supported browsers
      •  
        Transport Layer Security (TLS) requirements
        • TLS 1.2 requirement for PayPal
        • TLS requirement for repo.magento.com
    •  
      Prerequisites
      • Apache
      • nginx
      •  
        PHP
        • PHP 5.6 or 7.0—CentOS
        • PHP 5.6 or 7.0—Ubuntu
        • Required PHP settings
      • MySQL
      • Get your authentication keys
      •  
        Magento file system ownership and permissions
        • Overview of ownership and permissions
        • Set pre-installation ownership and permissions
      • RabbitMQ (Magento Commerce only)
      • Set up a remote MySQL database connection
      • SELinux and iptables
      • Optional software
      • Set up the updater (obsolete)
    • Get the Magento software
    • (Easy) Install the Magento archive on your server
    •  
      (Integrator) Integrator installation
      • Install Composer
      • Get the Magento Open Source metapackage
      • Get the Magento Commerce metapackage
    •  
      (Contributor) Clone the Magento repository
      • Update installation dependencies
    • Get help with your installation
    • Install options
  •  
    Setup Wizard Install
    • Installation roadmap (reference)
    •  
      Install optional sample data modules
      • Install using Composer
      • Install by cloning repositories
    •  
      Setup Wizard installation
      • Step 1. Readiness check
      • Step 2. Add a Database
      • Step 3. Web Configuration
      • Step 4. Customize Your Store
      • Step 5. Create Admin Account
      • Step 6. Install
    • Post-installation
  •  
    Command Line Installation
    • Installation roadmap (reference)
    •  
      Install optional sample data modules
      • Install using Composer
      • Install by cloning repositories
    •  
      Install the Magento software using the command line
      • Get started with the command-line installation
      • Install the Magento software
      • Uninstall or reinstall Magento
      • Display or change the Admin URI
      • Remove sample data modules or update sample data
      • Enable or disable modules
      • Uninstall modules
      • Create or update the deployment configuration
      • Enable or disable maintenance mode
      • Create the Magento database schema
      • Update the Magento database schema and data
      • Configure the store
      • Create, edit, or unlock a Magento administrator account
      • Back up and roll back the file system, media, and database
      • Uninstall themes Composer packages
      • Uninstall language packages
    •  
      Contributing developers—update, reinstall Magento
      • Update the Magento application
      • Add or update components
      • Change to a released version
      • Reinstall the Magento software
    • Post-installation
  •  
    Post Installation
    • Verify the installation
    • Configure the Magento application
    • Optionally set a umask
    • Appendix—Magento file system ownership and appendix (legacy)
    •  
      Install sample data after Magento
      • Install using Composer
      • Install by cloning repositories
  •  
    Troubleshooting
    • Troubleshooting suggestions
    •  
      Access issues
      • Cannot access Magento software in a web browser
      • 503 (Service Unavailable) errors accessing Magento software in a web browser
      • After installing, images and stylesheets do not load; only text displays, no graphics
      • Exceptions during installation
      • Cannot write to the var/generation directory
      • Installation dependencies not met
      • Error after logging in to the Magento Admin
    •  
      Errors during installation
      • Installation stops at about 70%
      • Cannot install using nginx
      • During installation, fatal PDO error displays
      • During installation, Reflection Exception error
      • During installation, exception SessionHandler::read()
      • Download fails because of changes in Composer
      • Unknown module Magento_BundleSampleData
      • Installation fails; cannot create install.log
      • Errors installing optional sample data
      • During installation, xdebug maximum function nesting level error
    •  
      Readiness check issues
      • Component dependency readiness issues
      • cron readiness check issues
      • File permissions readiness check issues
      • PHP version readiness check issues
    •  
      GitHub errors
      • Cannot clone the Magento GitHub repository
      • git pull origin develop fails when updating the Magento software
    •  
      PHP errors
      • Resolve an illegal offset error
      • PHP settings errors
      • The PHP mcrypt extension is not installed properly
      • During installation, PHP date warning
    •  
      Other issues
      • Known issues that affect installation
      • Error 'MySQL server has gone away' during installation
      • Segmentation fault during rollback
      • SQLSTATE[HY000] [2002] No such file or directory
      • Cannot run 'composer install'
    • Installation roadmap (reference)
  •  
    How Tos
    • Modify docroot to improve security
Home
  1. Errors during installation

Errors during installation

  • Installation stops at about 70%
  • Cannot install using nginx
  • During installation, fatal PDO error displays
  • During installation, Reflection Exception error
  • During installation, exception SessionHandler::read()
  • Errors installing optional sample data
  • Installation fails; cannot create install.log
  • Download fails because of changes in Composer
  • During installation, xdebug maximum function nesting level error
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