Deprecated: The Composer\Package\LinkConstraint\SpecificConstraint abstract class is deprecated, there is no replacement for it. in /home/clienti2020/public_html/novaballet.it/vendor/composer/composer/src/Composer/Package/LinkConstraint/SpecificConstraint.php on line 17

Fatal error: Uncaught Error: Class 'Composer\Semver\Constraint\AbstractConstraint' not found in /home/clienti2020/public_html/novaballet.it/vendor/composer/composer/src/Composer/Package/LinkConstraint/SpecificConstraint.php:22 Stack trace: #0 {main} thrown in /home/clienti2020/public_html/novaballet.it/vendor/composer/composer/src/Composer/Package/LinkConstraint/SpecificConstraint.php on line 22