You can change the description of a logical reportfile with toolkit as follows:
Start toolkit on your database:
c:\> toolkit dbname
Select 3 - Report Generator Menu from the Toolkit Development Menu.
Select D4 - Modify Catalog Description from the Report Generator Menu.
Enter the new description and press STORE <F5>, or press CANCEL <F1>-X to leave the old description unchanged.
You can change the description of a logical reportfile with the following command:
c:\> rptadmin -uv -C "new comment" lfname
You should enclose your new comment in quotes to prevent the operating system from interpreting special characters (e.g., blanks).