Fatal error: Uncaught Error: Interface "Composer\Semver\Constraint\ConstraintInterface" not found in C:\01_Projekte\liga_24\phpseclib\vendor\composer\semver\src\Constraint\Constraint.php:17 Stack trace: #0 {main} thrown in C:\01_Projekte\liga_24\phpseclib\vendor\composer\semver\src\Constraint\Constraint.php on line 17