To start the Nexaweb Client in debug mode:
Click Run > Nexaweb Application > Debug Nexaweb Application; or
Click
, the Debug Nexaweb Application button from the toolbar using the dropdown arrow next to the
Start Nexaweb Application button on the main toolbar.
This will start the Nexaweb Client and switch the Studio to the Debug Perspective, allowing you to monitor all thread variables and monitor the output console for the standalone client. From here, you can open the source code for your MCO and add breakpoints. See Adding Breakpoints for more information.