You can run 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 D3 - Test Report Execution from the Report Generator Menu.
Enter the logical name of the reportfile to test and press STORE <F5> or CANCEL
You can run a logical reportfile with the following command:
c:\> grace lfname
Lfname is the logical name for the reportfile.