Your requirements could not be resolved to an installable set of packages. Problem 1 - orchestra/testbench[v8.0.0, ..., 8.x-dev] require php ^8.1 -> your php version (8.0.30) does not satisfy that requirement. - orchestra/testbench[v9.0.0, ..., 9.x-dev] require php ^8.2 -> your php version (8.0.30) does not satisfy that requirement. - Root composer.json requires orchestra/testbench ^8.0|^9.0 -> satisfiable by orchestra/testbench[v8.0.0, ..., 8.x-dev, v9.0.0, 9.x-dev].