Namespace Symfony\Component\HttpFoundation\Exception

Interfaces
RequestExceptionInterface Interface for Request exceptions.
Exceptions
BadRequestException Raised when a user sends a malformed request.
JsonException Thrown by Request::toArray() when the content cannot be JSON-decoded.
SessionNotFoundException Raised when a session does not exist. This happens in the following cases: - the session is not enabled - attempt to…
SuspiciousOperationException Raised when a user has performed an operation that should be considered suspicious from a security perspective.
UnexpectedValueException