Error 1934: Connection conflicts with existing connection

Error Code	SQLSTATE	Error	Description
1934		ER_CONNECTION_ALREADY_EXISTS	Connection '%.s' conflicts with existing connection '%.s'

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↑ MariaDB Error Codes 1900 to 1999 ↑
Error 1900: "
Error 1901: Function or expression cannot be used in the clause of
Error 1902: "
Error 1903: Primary key cannot be defined upon a generated column
Error 1904: Key/Index cannot be defined on a virtual generated column
Error 1905: Cannot define foreign key with clause on a generated column
Error 1906: The value specified for generated column in table has been ignored
Error 1907: This is not yet supported for generated columns
Error 1908: "
Error 1909: "
Error 1910: storage engine does not support generated columns
Error 1911: Unknown option
Error 1912: Incorrect value for option
Error 1913: You should never see it
Error 1914: You should never see it
Error 1915: You should never see it
Error 1916: Got overflow when converting to. Value truncated
Error 1917: Truncated value when converting to
Error 1918: Encountered illegal value when converting to
Error 1919: Encountered illegal format of dynamic column string
Error 1920: Dynamic column implementation limit reached
Error 1921: Illegal value used as argument of dynamic column function
Error 1922: Dynamic column contains unknown character set
Error 1923: At least one of the 'in_to_exists' or 'materialization' optimizer_switch flags must be 'on'.
Error 1924: Query cache is disabled (resize or similar command in progress); repeat this command later
Error 1925: Query cache is globally disabled and you can't enable it only for this session
Error 1926: View ORDER BY clause ignored because there is other ORDER BY clause already
Error 1927: Connection was killed
Error 1928: You should never see it
Error 1929: Cannot modify @@session.skip_replication inside a transaction
Error 1930: Cannot modify @@session.skip_replication inside a stored function or trigger
Error 1931: Query execution was interrupted. The query exceeded. The query result may be incomplete
Error 1932: Table doesn't exist in engine
Error 1933: Target is not running an EXPLAINable command
Error 1934: Connection conflicts with existing connection
Error 1935: Master
Error 1936: Can't %s SLAVE
Error 1937: SLAVE started
Error 1938: SLAVE stopped
Error 1939: Engine failed to discover table with
Error 1940: Failed initializing replication GTID state
Error 1941: Could not parse GTID list
Error 1942: Could not update replication slave gtid state
Error 1943: GTID conflict (duplicate domain id)
Error 1944: Failed to open
Error 1945: Connecting slave requested to start from GTID, which is not in the master's binlog
Error 1946: Failed to load replication slave GTID position from table
Error 1947: Specified GTID conflicts with the binary log which contains a more recent GTID
Error 1948: Specified value for @@gtid_slave_pos contains no value for replication domain
Error 1949: START SLAVE UNTIL master_gtid_pos requires that slave is using GTID
Error 1950: An attempt was made to binlog GTID which would create an out-of-order sequence number with existing GTID
Error 1951: The binlog on the master is missing the GTID requested by the slave
Error 1952: Unexpected GTID received from master after reconnect
Error 1953: Cannot modify @@session.gtid_domain_id or @@session.gtid_seq_no inside a transaction
Error 1954: Cannot modify @@session.gtid_domain_id or @@session.gtid_seq_no inside a stored function or trigger
Error 1955: Connecting slave requested to start from GTID which is not in the master's binlog
Error 1956: This operation is not allowed if any GTID has been logged to the binary log
Error 1957: Unknown query id
Error 1958: Bad base64 data as position
Error 1959: Invalid role specification
Error 1960: The current user is invalid
Error 1961: Cannot grant role to
Error 1962: Cannot revoke role from
Error 1963: Cannot change @@slave_parallel_threads while another change is in progress
Error 1964: Commit failed due to failure of an earlier commit on which this one depends
Error 1965: is a view
Error 1966: When using GTID, @@sql_slave_skip_counter can not be used
Error 1967: The definition for table is too big
Error 1968: Plugin already installed
Error 1969: Query execution was interrupted (max_statement_time exceeded)
Error 1970: does not support subqueries or stored functions
Error 1971: The system variable cannot be set in SET STATEMENT
Error 1972: You should never see it
Error 1973: Can't create user; it already exists
Error 1974: Can't drop user; it doesn't exist
Error 1975: Can't create role; it already exists
Error 1976: Can't drop role; it doesn't exist
Error 1977: Cannot convert character to
Error 1978: Incorrect default value for column
Error 1979: You are not owner of query
Error 1980: Engine-independent statistics are not collected for column
Error 1981: Aggregate function of SELECT belongs to SELECT
Error 1982: option ignored for InnoDB partition

Error 1934: Connection conflicts with existing connection

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