Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires php ^8.2 | ^8.3 but your php version (8.1.31) does not satisfy that requirement. Problem 2 - Root composer.json requires cleaniquecoders/traitify ^1.0 -> satisfiable by cleaniquecoders/traitify[v1.0.0, v1.0.1]. - cleaniquecoders/traitify[v1.0.0, ..., v1.0.1] require php ^8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 3 - Root composer.json requires orchestra/testbench ^9.5 -> satisfiable by orchestra/testbench[v9.5.0, ..., 9.x-dev]. - orchestra/testbench[v9.5.0, ..., 9.x-dev] require php ^8.2 -> your php version (8.1.31) does not satisfy that requirement.