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MySQL error code

MySQL error 6120

MySQL server error 6120 is ER_STMT_EXECUTION_NOT_ALLOWED_WITHIN_SP_OR_TRG_OR_UDF, reported with SQLSTATE HY000.

Executing SQL statement using %s Statement Handle Interface is not allowed within stored function, trigger or loadable function (UDF).
Error6120
NameER_STMT_EXECUTION_NOT_ALLOWED_WITHIN_SP_OR_TRG_OR_UDF
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference