Exception List
Classes
Methods
Exceptions
Constants
Docs
AbstractController
ActionNotFound
< StandardError
AbstractController
DoubleRenderError
< Error
AbstractController
Helpers
MissingHelperError
< LoadError
AbstractController::Helpers
ActionCable
Channel
NonInferrableChannelError
< StandardError
ActionCable::Channel
Connection
Authorization
UnauthorizedError
< StandardError
ActionCable::Connection::Authorization
NonInferrableConnectionError
< StandardError
ActionCable::Connection
RemoteConnections
RemoteConnection
InvalidIdentifiersError
< StandardError
ActionCable::RemoteConnections::RemoteConnection
ActionController
Live
ClientDisconnected
< RuntimeError
ActionController::Live
MissingRenderer
< LoadError
ActionController
ParameterMissing
< KeyError
ActionController
Redirecting
UnsafeRedirectError
< StandardError
ActionController::Redirecting
RequestForgeryProtection
ProtectionMethods
Exception
< Exception
ActionController::RequestForgeryProtection::ProtectionMethods
RespondToMismatchError
< ActionControllerError
ActionController
UnfilteredParameters
< ArgumentError
ActionController
UnpermittedParameters
< IndexError
ActionController
UrlGenerationError
< ActionControllerError
ActionController
ActionDispatch
Http
MimeNegotiation
InvalidType
< InvalidMimeType
ActionDispatch::Http::MimeNegotiation
Parameters
ParseError
< StandardError
ActionDispatch::Http::Parameters
IllegalStateError
< StandardError
ActionDispatch
MissingController
< NameError
ActionDispatch
RemoteIp
IpSpoofAttackError
< StandardError
ActionDispatch::RemoteIp
ActionMailbox
Router
RoutingError
< StandardError
ActionMailbox::Router
ActionMailer
NonInferrableMailerError
< StandardError
ActionMailer
ActionView
Helpers
NumberHelper
InvalidNumberError
< StandardError
ActionView::Helpers::NumberHelper
SyntaxErrorInTemplate
< Error
ActionView
ActiveJob
DeserializationError
< StandardError
ActiveJob
SerializationError
< ArgumentError
ActiveJob
ActiveModel
ForbiddenAttributesError
< StandardError
ActiveModel
MissingAttributeError
< NoMethodError
ActiveModel
RangeError
< RangeError
ActiveModel
StrictValidationFailed
< StandardError
ActiveModel
UnknownAttributeError
< NoMethodError
ActiveModel
ValidationError
< StandardError
ActiveModel
ActiveRecord
ActiveJobRequiredError
< ActiveRecordError
ActiveRecord
ActiveRecordError
< StandardError
ActiveRecord
AdapterNotFound
< ActiveRecordError
ActiveRecord
AdapterNotSpecified
< ActiveRecordError
ActiveRecord
AdapterTimeout
< QueryAborted
ActiveRecord
AssociationNotFoundError
< ConfigurationError
ActiveRecord
AssociationTypeMismatch
< ActiveRecordError
ActiveRecord
AttributeAssignmentError
< ActiveRecordError
ActiveRecord
AttributeMethods
Serialization
ColumnNotSerializableError
< StandardError
ActiveRecord::AttributeMethods::Serialization
ConfigurationError
< ActiveRecordError
ActiveRecord
ConnectionAdapters
PostgreSQL
Quoting
IntegerOutOf64BitRange
< StandardError
ActiveRecord::ConnectionAdapters::PostgreSQL::Quoting
ConnectionNotEstablished
< ActiveRecordError
ActiveRecord
ConnectionTimeoutError
< ConnectionNotEstablished
ActiveRecord
DangerousAttributeError
< ActiveRecordError
ActiveRecord
DatabaseAlreadyExists
< StatementInvalid
ActiveRecord
DatabaseConfigurations
InvalidConfigurationError
< StandardError
ActiveRecord::DatabaseConfigurations
Deadlocked
< TransactionRollbackError
ActiveRecord
DestroyAssociationAsyncError
< StandardError
ActiveRecord
EagerLoadPolymorphicError
< ActiveRecordError
ActiveRecord
EnvironmentMismatchError
< ActiveRecordError
ActiveRecord
ExclusiveConnectionTimeoutError
< ConnectionTimeoutError
ActiveRecord
HasManyThroughAssociationNotFoundError
< ActiveRecordError
ActiveRecord
ImmutableRelation
< ActiveRecordError
ActiveRecord
InvalidForeignKey
< WrappedDatabaseException
ActiveRecord
InverseOfAssociationNotFoundError
< ActiveRecordError
ActiveRecord
IrreversibleMigration
< MigrationError
ActiveRecord
IrreversibleOrderError
< ActiveRecordError
ActiveRecord
LockWaitTimeout
< StatementInvalid
ActiveRecord
MismatchedForeignKey
< StatementInvalid
ActiveRecord
MultiparameterAssignmentErrors
< ActiveRecordError
ActiveRecord
NestedAttributes
TooManyRecords
< ActiveRecordError
ActiveRecord::NestedAttributes
NoDatabaseError
< StatementInvalid
ActiveRecord
NotNullViolation
< StatementInvalid
ActiveRecord
PreparedStatementCacheExpired
< StatementInvalid
ActiveRecord
PreparedStatementInvalid
< ActiveRecordError
ActiveRecord
QueryAborted
< StatementInvalid
ActiveRecord
QueryCanceled
< QueryAborted
ActiveRecord
RangeError
< StatementInvalid
ActiveRecord
ReadOnlyError
< ActiveRecordError
ActiveRecord
ReadOnlyRecord
< ActiveRecordError
ActiveRecord
RecordInvalid
< ActiveRecordError
ActiveRecord
RecordNotDestroyed
< ActiveRecordError
ActiveRecord
RecordNotFound
< ActiveRecordError
ActiveRecord
RecordNotSaved
< ActiveRecordError
ActiveRecord
RecordNotUnique
< WrappedDatabaseException
ActiveRecord
Rollback
< ActiveRecordError
ActiveRecord
SecureToken
MinimumLengthError
< StandardError
ActiveRecord::SecureToken
SerializationFailure
< TransactionRollbackError
ActiveRecord
SerializationTypeMismatch
< ActiveRecordError
ActiveRecord
StaleObjectError
< ActiveRecordError
ActiveRecord
StatementInvalid
< ActiveRecordError
ActiveRecord
StatementTimeout
< QueryAborted
ActiveRecord
StrictLoadingViolationError
< ActiveRecordError
ActiveRecord
SubclassNotFound
< ActiveRecordError
ActiveRecord
TableNotSpecified
< ActiveRecordError
ActiveRecord
TransactionIsolationError
< ActiveRecordError
ActiveRecord
TransactionRollbackError
< StatementInvalid
ActiveRecord
TypeConflictError
< StandardError
ActiveRecord
UnknownAttributeReference
< ActiveRecordError
ActiveRecord
UnknownPrimaryKey
< ActiveRecordError
ActiveRecord
ValueTooLong
< StatementInvalid
ActiveRecord
WrappedDatabaseException
< StatementInvalid
ActiveRecord
ActiveStorage
Error
< StandardError
ActiveStorage
FileNotFoundError
< Error
ActiveStorage
IntegrityError
< Error
ActiveStorage
InvariableError
< Error
ActiveStorage
PreviewError
< Error
ActiveStorage
Transformers
ImageProcessingTransformer
UnsupportedImageProcessingArgument
< StandardError
ActiveStorage::Transformers::ImageProcessingTransformer
UnsupportedImageProcessingMethod
< StandardError
ActiveStorage::Transformers::ImageProcessingTransformer
UnpreviewableError
< Error
ActiveStorage
UnrepresentableError
< Error
ActiveStorage
ActiveSupport
ActionableError
NonActionable
< StandardError
ActiveSupport::ActionableError
DeprecationException
< StandardError
ActiveSupport
EncryptedFile
InvalidKeyLengthError
< RuntimeError
ActiveSupport::EncryptedFile
MissingContentError
< RuntimeError
ActiveSupport::EncryptedFile
MissingKeyError
< RuntimeError
ActiveSupport::EncryptedFile
MessageEncryptor
InvalidMessage
< StandardError
ActiveSupport::MessageEncryptor
MessageVerifier
InvalidSignature
< StandardError
ActiveSupport::MessageVerifier
SafeBuffer
SafeConcatError
< StandardError
ActiveSupport::SafeBuffer
XMLConverter
DisallowedType
< StandardError
ActiveSupport::XMLConverter
Exception
Top Level Namespace
LoadError
< Exception
Top Level Namespace
Mime
Type
InvalidMimeType
< StandardError
Mime::Type
Module
DelegationError
< NoMethodError
Module
NameError
< Exception
Top Level Namespace