Oracle Solution for Error ora-24230

ORA-24230: input to DBMS_DDL.WRAP is not a legal PL/SQL unit

What triggered the Error:

e input supplied to DBMS_DDL.WRAP or DBMS_DDL.CREATE_WRAPPED did not specify a legal PL/SQL package specification, package body, type specification, type body, function or procedure. This error can occur if you used incorrect syntax in the CREATE OR REPLACE statement or specified a unit that cannot be wrapped (e.g., a trigger or anonymous block).

What should we do to fix it:

ovide a legal PL/SQL unit as input.