Your lock file does not contain a compatible set of packages. Please run composer update.
Problem 1
- symfony/error-handler is locked to version v7.1.2 and an update of this package was not requested.
- symfony/error-handler v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 2
- symfony/event-dispatcher is locked to version v7.1.1 and an update of this package was not requested.
- symfony/event-dispatcher v7.1.1 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 3
- symfony/property-access is locked to version v7.1.1 and an update of this package was not requested.
- symfony/property-access v7.1.1 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 4
- symfony/property-info is locked to version v7.1.2 and an update of this package was not requested.
- symfony/property-info v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 5
- symfony/serializer is locked to version v7.1.2 and an update of this package was not requested.
- symfony/serializer v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 6
- symfony/string is locked to version v7.1.2 and an update of this package was not requested.
- symfony/string v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 7
- symfony/type-info is locked to version v7.1.1 and an update of this package was not requested.
- symfony/type-info v7.1.1 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 8
- symfony/yaml is locked to version v7.1.1 and an update of this package was not requested.
- symfony/yaml v7.1.1 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
Problem 9
- symfony/error-handler v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement.
- symfony/http-kernel v6.4.9 requires symfony/error-handler ^6.4|^7.0 -> satisfiable by symfony/error-handler[v7.1.2].
- symfony/http-kernel is locked to version v6.4.9 and an update of this package was not requested.