Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/cache ^5.4|^6.0|^7.0, found symfony/cache[v5.4.0, ..., v5.4.45, v6.0.0, ..., v6.4.13, v7.0.0, ..., v7.1.6] but these were not loaded, likely because it conflicts with another require. Problem 2 - Root composer.json requires symfony/framework-bundle ^5.4|^6.0|^7.0, found symfony/framework-bundle[v5.4.0, ..., v5.4.45, v6.0.0, ..., v6.4.13, v7.0.0, ..., v7.1.6] but these were not loaded, likely because it conflicts with another require. Problem 3 - Root composer.json requires symfony/var-dumper ^5.4|^6.0|^7.0, found symfony/var-dumper[v5.4.0, ..., v5.4.45, v6.0.0, ..., v6.4.13, v7.0.0, ..., v7.1.6] but these were not loaded, likely because it conflicts with another require.