title: ORA-00955: name is already used by an existing object in pl/sql
body: <pre><code>create or replace procedure temp
  is
    procedure sam
    is
    begin
      dbms_output.put_line('This is from sample');
    end;
  begin
    dbms_output.put_line('This is from test');
  end;
  /
  
  begin
    temp;
  end;
  /
  </code></pre>