resdb_driver/exceptions.py [101:136]:
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class DatabaseDoesNotExist(ResDBError):
    """Raised when trying to delete the database but the db is not there"""


class StartupError(ResDBError):
    """Raised when there is an error starting up the system"""


class CyclicBlockchainError(ResDBError):
    """Raised when there is a cycle in the blockchain"""


class KeypairMismatchException(ResDBError):
    """Raised if the private key(s) provided for signing don't match any of the
    current owner(s)
    """


class OperationError(ResDBError):
    """Raised when an operation cannot go through"""


##############################################################################
# Validation errors
#
# All validation errors (which are handleable errors, not faults) should
# subclass ValidationError. However, where possible they should also have their
# own distinct type to differentiate them from other validation errors,
# especially for the purposes of testing.


class ValidationError(ResDBError):
    """Raised if there was an error in validation"""


class DoubleSpend(ValidationError):
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service/sdk_validator/resdb_validator/exceptions.py [30:65]:
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class DatabaseDoesNotExist(ResDBError):
    """Raised when trying to delete the database but the db is not there"""


class StartupError(ResDBError):
    """Raised when there is an error starting up the system"""


class CyclicBlockchainError(ResDBError):
    """Raised when there is a cycle in the blockchain"""


class KeypairMismatchException(ResDBError):
    """Raised if the private key(s) provided for signing don't match any of the
    current owner(s)
    """


class OperationError(ResDBError):
    """Raised when an operation cannot go through"""


################################################################################
# Validation errors
#
# All validation errors (which are handleable errors, not faults) should
# subclass ValidationError. However, where possible they should also have their
# own distinct type to differentiate them from other validation errors,
# especially for the purposes of testing.


class ValidationError(ResDBError):
    """Raised if there was an error in validation"""


class DoubleSpend(ValidationError):
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