Fatal error: Uncaught Error: Interface "Composer\Semver\Constraint\ConstraintInterface" not found in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/vendor/composer/semver/src/Constraint/Constraint.php:17
Stack trace:
#0 {main}
thrown in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/vendor/composer/semver/src/Constraint/Constraint.php on line 17