Problem in catching rejected Output from Tmap

[Anonymous]

Hi i need to catch rejected outputs in this , but i am not geeting rejected output, please help

[Anonymous]

error : Exception in component tAmazonAuroraInput_1_in
java.lang.RuntimeException: Null value in non-Nullable column
at parallel_test_etl.position_parallel_stagingtofirm_0_1.position_parallel_stagingtofirm.tAmazonAuroraInput_1_inProcess(position_parallel_stagingtofirm.java:6728)
at parallel_test_etl.position_parallel_stagingtofirm_0_1.position_parallel_stagingtofirm$2.run(position_parallel_stagingtofirm.java:28721)
Exception in component tRunJob_1
java.lang.RuntimeException: Child job running failed
at parallel_test_etl.dcdc_0_1.dcdc.tRunJob_1Process(dcdc.java:3479)
at parallel_test_etl.dcdc_0_1.dcdc.tAmazonAuroraInput_2_inProcess(dcdc.java:10726)
at parallel_test_etl.dcdc_0_1.dcdc.tAmazonAuroraConnection_1_outProcess(dcdc.java:6225)
at parallel_test_etl.dcdc_0_1.dcdc.tAmazonAuroraInput_1_inProcess(dcdc.java:6046)
at parallel_test_etl.dcdc_0_1.dcdc.tJava_3Process(dcdc.java:3102)
at parallel_test_etl.dcdc_0_1.dcdc.tJava_5Process(dcdc.java:2867)
at parallel_test_etl.dcdc_0_1.dcdc.tFileInputDelimited_1Process(dcdc.java:2722)
at parallel_test_etl.dcdc_0_1.dcdc.tJava_4Process(dcdc.java:1968)
at parallel_test_etl.dcdc_0_1.dcdc.tFileExist_1Process(dcdc.java:1725)
at parallel_test_etl.dcdc_0_1.dcdc.tJava_1Process(dcdc.java:1599)
at parallel_test_etl.dcdc_0_1.dcdc.runJobInTOS(dcdc.java:15698)
at parallel_test_etl.dcdc_0_1.dcdc.main(dcdc.java:15312)
disconnected
Job dcdc ended at 10:46 16/09/2016.