Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires simplesamlphp/simplesamlphp dev-master -> satisfiable by simplesamlphp/simplesamlphp[dev-master]. - simplesamlphp/simplesamlphp dev-master requires php ^8.1 -> your php version (8.0.30) does not satisfy that requirement. Problem 2 - Root composer.json requires symfony/http-foundation ^6.4 -> satisfiable by symfony/http-foundation[v6.4.0, v6.4.2]. - symfony/http-foundation[v6.4.0, ..., v6.4.2] require php >=8.1 -> your php version (8.0.30) does not satisfy that requirement. Problem 3 - simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.5] require simplesamlphp/simplesamlphp dev-master -> satisfiable by simplesamlphp/simplesamlphp[dev-master]. - simplesamlphp/simplesamlphp-module-ldap[v1.2.6, ..., v1.2.8] require simplesamlphp/assert ~0.1.0 -> found simplesamlphp/assert[v0.1.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.9, ..., v1.2.11] require simplesamlphp/assert ~0.2.7 -> found simplesamlphp/assert[v0.2.7, ..., v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.12, ..., v1.2.13] require simplesamlphp/assert ~0.2.10 -> found simplesamlphp/assert[v0.2.10, v0.2.11, v0.2.12, v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap v1.2.14 requires simplesamlphp/simplesamlphp ^2.0.0-rc1 -> found simplesamlphp/simplesamlphp[v2.0.0-rc1, ..., v2.1.1] but it conflicts with your root composer.json require (dev-master). - simplesamlphp/simplesamlphp-module-ldap[v1.2.15, ..., v1.2.19] require simplesamlphp/assert ~0.8.0 -> found simplesamlphp/assert[v0.8.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp dev-master requires php ^8.1 -> your php version (8.0.30) does not satisfy that requirement. - Root composer.json requires simplesamlphp/simplesamlphp-module-ldap ^1.2 -> satisfiable by simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.19].

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Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires simplesamlphp/simplesamlphp dev-master -> satisfiable by simplesamlphp/simplesamlphp[dev-master]. - simplesamlphp/simplesamlphp dev-master requires simplesamlphp/saml2 ^5.0.0-alpha.14 -> found simplesamlphp/saml2[v5.0.0-alpha.14] but it does not match your minimum-stability. Problem 2 - simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.5] require simplesamlphp/simplesamlphp dev-master -> satisfiable by simplesamlphp/simplesamlphp[dev-master]. - simplesamlphp/simplesamlphp-module-ldap[v1.2.6, ..., v1.2.8] require simplesamlphp/assert ~0.1.0 -> found simplesamlphp/assert[v0.1.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.9, ..., v1.2.11] require simplesamlphp/assert ~0.2.7 -> found simplesamlphp/assert[v0.2.7, ..., v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap[v1.2.12, ..., v1.2.13] require simplesamlphp/assert ~0.2.10 -> found simplesamlphp/assert[v0.2.10, v0.2.11, v0.2.12, v0.2.13] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp-module-ldap v1.2.14 requires simplesamlphp/simplesamlphp ^2.0.0-rc1 -> found simplesamlphp/simplesamlphp[v2.0.0-rc1, ..., v2.1.1] but it conflicts with your root composer.json require (dev-master). - simplesamlphp/simplesamlphp-module-ldap[v1.2.15, ..., v1.2.19] require simplesamlphp/assert ~0.8.0 -> found simplesamlphp/assert[v0.8.0] but it conflicts with your root composer.json require (^1.0). - simplesamlphp/simplesamlphp dev-master requires simplesamlphp/saml2 ^5.0.0-alpha.14 -> found simplesamlphp/saml2[v5.0.0-alpha.14] but it does not match your minimum-stability. - Root composer.json requires simplesamlphp/simplesamlphp-module-ldap ^1.2 -> satisfiable by simplesamlphp/simplesamlphp-module-ldap[v1.2.0, ..., v1.2.19].