The Error values and the symbols in parentheses correspond to definitions in the include/errmsg.h MySQL source file.

The Message values correspond to the error messages that are listed in the libmysql/errmsg.c file. %d and %s represent numbers and strings, respectively, that are substituted into the messages when they are displayed.

Error: 2000 (CR_UNKNOWN_ERROR)

Message: Unknown MySQL error

Error: 2001 (CR_SOCKET_CREATE_ERROR)

Message: Can't create UNIX socket (%d)

Error: 2002 (CR_CONNECTION_ERROR)

Message: Can't connect to local MySQL server through socket '%s' (%d)

Error: 2003 (CR_CONN_HOST_ERROR)

Message: Can't connect to MySQL server on '%s' (%d)

Error: 2004 (CR_IPSOCK_ERROR)

Message: Can't create TCP/IP socket (%d)

Error: 2005 (CR_UNKNOWN_HOST)

Message: Unknown MySQL server host '%s' (%d)

Error: 2006 (CR_SERVER_GONE_ERROR)

Message: MySQL server has gone away

Error: 2007 (CR_VERSION_ERROR)

Message: Protocol mismatch; server version = %d, client version = %d

Error: 2008 (CR_OUT_OF_MEMORY)

Message: MySQL client ran out of memory

Error: 2009 (CR_WRONG_HOST_INFO)

Message: Wrong host info

Error: 2010 (CR_LOCALHOST_CONNECTION)

Message: Localhost via UNIX socket

Error: 2011 (CR_TCP_CONNECTION)

Message: %s via TCP/IP

Error: 2012 (CR_SERVER_HANDSHAKE_ERR)

Message: Error in server handshake

Error: 2013 (CR_SERVER_LOST)

Message: Lost connection to MySQL server during query

Error: 2014 (CR_COMMANDS_OUT_OF_SYNC)

Message: Commands out of sync; you can't run this command now

Error: 2015 (CR_NAMEDPIPE_CONNECTION)

Message: Named pipe: %s

Error: 2016 (CR_NAMEDPIPEWAIT_ERROR)

Message: Can't wait for named pipe to host: %s pipe: %s (%lu)

Error: 2017 (CR_NAMEDPIPEOPEN_ERROR)

Message: Can't open named pipe to host: %s pipe: %s (%lu)

Error: 2018 (CR_NAMEDPIPESETSTATE_ERROR)

Message: Can't set state of named pipe to host: %s pipe: %s (%lu)

Error: 2019 (CR_CANT_READ_CHARSET)

Message: Can't initialize character set %s (path: %s)

Error: 2020 (CR_NET_PACKET_TOO_LARGE)

Message: Got packet bigger than 'max_allowed_packet' bytes

Error: 2021 (CR_EMBEDDED_CONNECTION)

Message: Embedded server

Error: 2022 (CR_PROBE_SLAVE_STATUS)

Message: Error on SHOW SLAVE STATUS:

Error: 2023 (CR_PROBE_SLAVE_HOSTS)

Message: Error on SHOW SLAVE HOSTS:

Error: 2024 (CR_PROBE_SLAVE_CONNECT)

Message: Error connecting to slave:

Error: 2025 (CR_PROBE_MASTER_CONNECT)

Message: Error connecting to master:

Error: 2026 (CR_SSL_CONNECTION_ERROR)

Message: SSL connection error

Error: 2027 (CR_MALFORMED_PACKET)

Message: Malformed packet

Error: 2028 (CR_WRONG_LICENSE)

Message: This client library is licensed only for use with MySQL servers having '%s' license

Error: 2029 (CR_NULL_POINTER)

Message: Invalid use of null pointer

Error: 2030 (CR_NO_PREPARE_STMT)

Message: Statement not prepared

Error: 2031 (CR_PARAMS_NOT_BOUND)

Message: No data supplied for parameters in prepared statement

Error: 2032 (CR_DATA_TRUNCATED)

Message: Data truncated

Error: 2033 (CR_NO_PARAMETERS_EXISTS)

Message: No parameters exist in the statement

Error: 2034 (CR_INVALID_PARAMETER_NO)

Message: Invalid parameter number

Error: 2035 (CR_INVALID_BUFFER_USE)

Message: Can't send long data for non-string/non-binary data types (parameter: %d)

Error: 2036 (CR_UNSUPPORTED_PARAM_TYPE)

Message: Using unsupported buffer type: %d (parameter: %d)

Error: 2037 (CR_SHARED_MEMORY_CONNECTION)

Message: Shared memory: %s

Error: 2038 (CR_SHARED_MEMORY_CONNECT_REQUEST_ERROR)

Message: Can't open shared memory; client could not create request event (%lu)

Error: 2039 (CR_SHARED_MEMORY_CONNECT_ANSWER_ERROR)

Message: Can't open shared memory; no answer event received from server (%lu)

Error: 2040 (CR_SHARED_MEMORY_CONNECT_FILE_MAP_ERROR)

Message: Can't open shared memory; server could not allocate file mapping (%lu)

Error: 2041 (CR_SHARED_MEMORY_CONNECT_MAP_ERROR)

Message: Can't open shared memory; server could not get pointer to file mapping (%lu)

Error: 2042 (CR_SHARED_MEMORY_FILE_MAP_ERROR)

Message: Can't open shared memory; client could not allocate file mapping (%lu)

Error: 2043 (CR_SHARED_MEMORY_MAP_ERROR)

Message: Can't open shared memory; client could not get pointer to file mapping (%lu)

Error: 2044 (CR_SHARED_MEMORY_EVENT_ERROR)

Message: Can't open shared memory; client could not create %s event (%lu)

Error: 2045 (CR_SHARED_MEMORY_CONNECT_ABANDONED_ERROR)

Message: Can't open shared memory; no answer from server (%lu)

Error: 2046 (CR_SHARED_MEMORY_CONNECT_SET_ERROR)

Message: Can't open shared memory; cannot send request event to server (%lu)

Error: 2047 (CR_CONN_UNKNOW_PROTOCOL)

Message: Wrong or unknown protocol

Error: 2048 (CR_INVALID_CONN_HANDLE)

Message: Invalid connection handle

Error: 2049 (CR_SECURE_AUTH)

Message: Connection using old (pre-4.1.1) authentication protocol refused (client option 'secure_auth' enabled)

Error: 2050 (CR_FETCH_CANCELED)

Message: Row retrieval was canceled by mysql_stmt_close() call

Error: 2051 (CR_NO_DATA)

Message: Attempt to read column without prior row fetch

Error: 2052 (CR_NO_STMT_METADATA)

Message: Prepared statement contains no metadata

Error: 2053 (CR_NO_RESULT_SET)

Message: Attempt to read a row while there is no result set associated with the statement

Error: 2054 (CR_NOT_IMPLEMENTED)

Message: This feature is not implemented yet

Error: 2055 (CR_SERVER_LOST_EXTENDED)

Message: Lost connection to MySQL server at '%s', system error: %d