Fatal error: Uncaught Error: Interface 'Composer\Semver\Constraint\ConstraintInterface' not found in /home/flexinettek/public_html/vendor/composer/semver/src/Constraint/Constraint.php:17
Stack trace:
#0 {main}
thrown in /home/flexinettek/public_html/vendor/composer/semver/src/Constraint/Constraint.php on line 17