This section of the ABAP Workbench documentation provides information on how to use the Debugger as a test tool for finding errors in the source code of an ABAP program.
Topics:
Functions Overview
Starting the Debugger
Display Modes in the Debugger
Breakpoints
Static Breakpoints
Dynamic Breakpoints
Breakpoints at Statements
Breakpoints at Subroutines
Breakpoints at Function Module Calls
Breakpoints at System Exceptions
Saving Breakpoints
Managing Dynamic Breakpoints
Watchpoints
Setting Watchpoints
Specifying Logical Links

Changing Watchpoints

Memory Monitoring with Watchpoints
Analyzing Source Code
Displaying the Source Code
Stepping Through the Source Code

Processing Fields

Processing Internal Tables

Displaying Attributes

Displaying Objects in ABAP Objects
Other Functions
Displaying Lists
Call Links
Debugging in Production Clients
Unlocking the Database
Settings and Warnings
Memory Consumption