Non-authentication POP3
protocol error (reply code “-ERR”, except authentication).
POP3
authentication error.
The writer adapter class
Represents an SMTP
authentication error.
Represents an SMTP
command syntax error (error code 500)
Represents a fatal SMTP
error (error code 5xx, except for 500)
Unexpected reply code returned from server.
Base class of exceptions from OptionParser
.
Internal use. An implementation of Eratosthenes’ sieve
The error type thrown by all PStore
methods.
Indicates a failure to resolve a name or address.