Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires orchestra/testbench ^9.5 -> satisfiable by orchestra/testbench[v9.5.0, v9.5.1, v9.5.2]. - orchestra/testbench[v9.5.0, ..., v9.5.2] require php ^8.2 -> your php version (8.0.30) does not satisfy that requirement.