Help Center/ Data Replication Service/ Troubleshooting/ Troubleshooting/ Failure Cases/ Real-Time Migration and Synchronization from MySQL to MySQL
Updated on 2025-07-21 GMT+08:00
Real-Time Migration and Synchronization from MySQL to MySQL
- Full Phase Error: Table *** doesn't exist
- Full Phase Error: The background process is unavailable
- Full Phase Error: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
- Full Phase Error: Error writing file *** (errno: 28 - No space left on device)
- Full Phase Error: The MySQL server is running with the --super-read-only option so it cannot execute this statement
- Full Phase Error: The table *** is full
- Full Phase Error: Unknown column *** in 'field list'
- Full Phase Error: Lock wait timeout exceeded; try restarting transaction
- Full Phase Error: Java heap space
- Full Phase Error: Table *** already exists
- Full Phase Error: temp table: *** not exist
- Full Phase Error: failed to create new session
- Full Phase Error: load table: *** failed
- Full Phase Error: extract table structure failed!
- Full Phase Error: read table=*** failed
- Full Phase Error: CANNOT UPDATE USER WITH NULL PASSWORD
- Full Phase Error: Access denied for user *** to database ***
- Full Phase Error: The MySQL server is running with the --super-read-only option so it cannot execute this statement
- Full Phase Error: Temporary file write failure.
- Full Phase Error: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
- Full Phase Error: Unknown database ***
- Full Phase Error: Access denied; you need (at least one of) the SUPER privilege(s) for this operation
- Full Phase Error: retry structures failed events and Table *** doesn't exist
- Full Phase Error: shard table=*** failed
- Full Phase Error: error when split table shard occur!
- Full Phase Error: Column name 'AUTO_PK_ROW_ID' is reserved.
- Full Phase Error: transfer account failed, can not find password from src DB
- Full Phase Error: Failed to add the foreign key constraint '***' to system tables
- Full Phase Error: Too many keys specified; max 64 keys allowed
- Full Phase Error: Unknown collation: 'utf8mb4_0900_ai_ci'
- Full Phase Error: exist some xa transactions for long times, may lack some data for this Job!.
- Full Phase Error: Invalid GIS data provided to function st_geometryfromtext'
- Full or Incremental Phase Error: Access denied for user ***
- Full or Incremental Phase Error: binlog is not existed
- Full or Incremental Phase Error: database log download failed
- Full or Incremental Phase Error: Can not read response from server
- Full or Incremental Phase Error: Communications link failure
- Full or Incremental Phase Error: EOF Packet received, master disconnected
- Full or Incremental Phase Error: Extract db create sql failed
- Full or Incremental Phase Error: load database structure failed in source database
- Full or Incremental Phase Error: load table: *** failed
- Full or Incremental Phase Error: Reached end of input stream
- Full or Incremental Phase Error: Read timed out
- Full or Incremental Phase Error: The background process is unavailable
- Full or Incremental Phase Error: Duplicate entry *** for key 'PRIMARY'
- Full or Incremental Phase Error: cause by: Index: ***, Size: ***
- Full or Incremental Phase Error: The offset and file name between src and parser is inconsistency
- Full or Incremental Phase Error: core process is not healthy or crashed
- Full or Incremental Phase Error: table info of table `***` from metadata miss
- Full or Incremental Phase Error: binlog parse fail, data dictionary may be not complete!
- Full or Incremental Phase Error: table *** record field size for insert/delete dml
- Full or Incremental Phase Error: service *** failed, cause by: Unable to connect to DBMS: ***
- Full or Incremental Phase Error: The binlog fetch connection may be interrupted
- Full or Incremental Phase Error: Received error packet: errno - 1047, solstate - HY000 errmsg = Unknown command
- Incremental Phase Error: not equals to target db column count
- Incremental Phase Error: The MySQL server is running with the --super-read-only option
- Incremental Phase Error: you need (at least one of) the SUPER privilege(s) for this operation
- Incremental Phase Error: Can't DROP ***; check that column/key exists
- Incremental Phase Error: Can't find file: *** (errno: 2 - No such file or directory)
- Incremental Phase Error: Data truncation: Data too long for column
- Incremental Phase Error: Failed to read file header from
- Incremental Phase Error: Lock wait timeout exceeded
- Incremental Phase Error: Must seek before attempting to read next event
- Incremental Phase Error: Table *** already exists
- Incremental Phase Error: Table *** doesn't exist
- Incremental Phase Error: Table *** not found in database
- Incremental Phase Error: source has more columns than target
- Incremental Phase Error: Unknown storage engine
- Incremental Phase Error: Unknown table
- Incremental Phase Error: You have an error in your SQL syntax
- Incremental Phase Error: not illegal for mariaDb gtid position
- Incremental Phase Error: without PK execute failed
- Incremental Phase Error: Deadlock found when trying to get lock
- Incremental Phase Error: current serverUUID not equals to this session
- Incremental Phase Error: Slave has more GTIDs than the master has, using the master's SERVER_UUID.
- Incremental Phase Error: Operation not allowed when innodb_force_recovery > 0
- Incremental Phase Error: filter data in config condition filter error
Parent topic: Failure Cases
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