-In forms builder right click on the line of code where you want to start debugging, and select 'Insert/Remove' breakpoint. -Go to the "Debug" menu option and click on "Debug Module" -When the breakpoing is reached, the debug console will appear. It will let you see variables and some other runtime values. -You can go to "Window" and select the PL/Sql editor window to see the code that is being executed -To step into the next line, click on the approriate toolbar button.

-In forms builder right click on the line of code where you want to start debugging, and select 'Insert/Remove' breakpoint. -Go to the "Debug" menu option and click on "Debug Module" -When the breakpoing is reached, the debug console will appear. It will let you see variables and some other runtime values. -You can go to "Window" and select the PL/Sql editor window to see the code that is being executed -To step into the next line, click on the approriate toolbar button.