Pre-requirement for troubleshooting
PHP extension error
check “composer” on your system first open command prompt and type “composer”,PHP Extension error installing During Magento 2
If you seen “composer is not recognized as an internal or External command” so you need install getComposer.exeOR
if you see screen like “you are running with xdebug enabled this has a major impact on runtime performance.” So composer is already in your system. Go for troubleshooting. when you start installation for magento 2 (http://localhost/your-magento-folder/setup) if your current setting does not match on magento 2 required like some PHP Extensions disabled or not working then you will see below error screenError 1 : PHP Settings Check
zend_extension = “D:/wamp/bin/php/php5.5.12/zend_ext/php_xdebug-2.2.5-5.5-vc11.dll”
Step-2:and comment(;) this
;zend_extension = “D:/wamp/bin/php/php5.5.12/zend_ext/php_xdebug-2.2.5-5.5-vc11.dll”
Step-3: Restart wampserver and check again.
Error 2 : PHP Extension intl
- icudt51.dll
- icuin51.dll
- icuio51.dll
- icule51.dll
- iculx51.dll
- icutest51.dll
- icutu51.dll
- icuuc51.dll