Magento

System Requirements

System Requirements for 1.9.3.1:

• PHP 5.6
• PHP Memory Limit: 256MB or higher
• MySQL 5.6
• Required PHP Extensions:
• PHP_MySQL
• simplexml
• mcrypt
• has
• GD
• DOM
• iconv
• curl
• SOAP

File Permissions (500 Errors)

If you get an Internal Server Error 500, the most likely cause is bad file permissions. Set the permissions as follows:

Directories: 755
Files: 644

Maintenance Mode

If the site says it is in maintenance mode:

Delete the file: .maintenanceFlag from the Magento root directory

Upgrading

To upgrade Magento from the Connect Manager:

1. Flush the cache (System>>Cache Management)
2. Disable the cache
3. Disable Compilation (System>>Tools>>Compilation

References

1. Magento Home Page