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MySQL error code

MySQL error 3623

MySQL server error 3623 is ER_UDF_DROP_DYNAMICALLY_REGISTERED, reported with SQLSTATE HY000.

DROP FUNCTION can't drop a dynamically registered user defined function
Error3623
NameER_UDF_DROP_DYNAMICALLY_REGISTERED
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference