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MySQL error code

MySQL error 1630

MySQL server error 1630 is ER_FUNC_INEXISTENT_NAME_COLLISION, reported with SQLSTATE 42000.

FUNCTION %s does not exist. Check the 'Function Name Parsing and Resolution' section in the Reference Manual
Error1630
NameER_FUNC_INEXISTENT_NAME_COLLISION
SQLSTATE42000
GroupServer errors

In other databases

Source: MySQL 8.4 Error Reference