Step into a MAP step and step through the execution of each transformer. For more information about stepping into and out of a MAP step, see Stepping Into and Out of a MAP Step.

Set a breakpoint on a transformer so that service execution stops when the transformer is encountered. For more information about setting breakpoints, see Setting and Removing Breakpoints on Flow Step.

Disable a transformer so that it does not execute at run time. For more information about disabling transformers, see Disabling and Enabling Flow Steps and Transformers.