MySQL Errors
MySQL Errors 1068 — ER_MULTIPLE_PRI_KEY
In MySQL Errors, code 1068 is ER_MULTIPLE_PRI_KEY. The official source describes it as “Multiple primary key defined”. Its concrete cause depends on the operation and surrounding message.
Code1068
SymbolER_MULTIPLE_PRI_KEY
Source confidencehigh
Official definition
Multiple primary key defined
In plain language
In MySQL Errors, code 1068 is ER_MULTIPLE_PRI_KEY. The official source describes it as “Multiple primary key defined”. Its concrete cause depends on the operation and surrounding message.
Context to inspect
- The surrounding operation, version and subsystem determine the actual cause.
- The same numeric value can mean something different in another namespace.
Safe first checks
- Confirm which product, protocol or subsystem produced the code.
- Read the full surrounding error message and inspect relevant logs.
- Compare the code with the linked authoritative documentation before changing configuration.
Important context
The surrounding operation, version and subsystem determine the actual cause.