If there is anyone who has succeeded, please give me some advice.
damoa@ubuntu:/opt/nvidia/deepstream/deepstream-7.1/sources/apps/sample_apps/deepstream-audio/configs$ deepstream-audio -c ds_audio_sonyc_test_config.txt
** ERROR: <create_multi_source_bin:1520>: Failed to create element ‘src_bin_muxer’
** ERROR: <create_multi_source_bin:1608>: create_multi_source_bin failed
** ERROR: <create_pipeline:461>: create_pipeline failed
** ERROR: main:454: Failed to create pipeline
Quitting
App run failed