Composer detected issues in your platform – Your Composer dependencies require a PHP version “>= 7.4.0”. You are running 7.1.33-2+ubuntu18.04.1+deb.sury.org+1. – MrRedPig – Life of coder
Issue while composer install on php 7.1.33 · Issue #8622 · snipe/snipe-it · GitHub
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Issue while composer install on php 7.1.33 · Issue #8622 · snipe/snipe-it · GitHub