PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 4096 bytes) in phar://C:/composer/composer.phar/src/Composer/DependencyResolver/RuleWatchGraph.php on line 52 code example

Example 1: Allowed memory size of 1610612736 bytes exhausted

export COMPOSER_MEMORY_LIMIT=-1

Example 2: Fatal error: Allowed memory size of 1610612736 bytes exhausted

Fatal error: Allowed memory size of 1610612736 bytes exhausted

export COMPOSER_MEMORY_LIMIT=-1
and restart composer update

Example 3: how to fix PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted

php -d memory_limit=-1 composer.phar require hwi/oauth-bundle php-http/guzzle6-adapter php-http/httplug-bundle

Example 4: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 4096 bytes) in phar://D:/Program Files/Composer - PHP/composer.phar/src/Composer/DependencyResolver/Solver.php on line 223

; Use -1 for unlimited or define an explicit value like 2G
memory_limit = -1