Select the Caught locations option to suspend execution when an exception of the same type as the breakpoint is thrown in a caught location.
This option can be changed in the Breakpoints View detail pane, with the Breakpoint Properties..., or by right-clicking an exception breakpoint.
Catching exceptions
Creating Exception Breakpoint Filters
Adding breakpoints
Removing breakpoints
Launching a Java program
Running and debugging
Add Java exception breakpoint
Enabled Option
Hit Count
Suspend Policy