Debugger[edit]
MiWorkplace includes the Open Source debugger from the JTOpen program. It is a wonderfully intuitive debugger and you can debug server jobs right from the GUI.
Start DEbug[edit]
Use the Start debug button in the context menu of the connection in the Remote Explorer, and the debugging session will be started.
Resources on the web[edit]
There are some good resources on the web about the IBM i System Debugger. Most notably from IBM itself at their developerworks section.
Other resources are