Run issue with Deepstream 5.1

Complete information of setup.

• Hardware Platform (Jetson / GPU) : GPU
• DeepStream Version : 5.1
• JetPack Version (valid for Jetson only): None
• TensorRT Version :
• NVIDIA GPU Driver Version (valid for GPU only) : 460.84
• Issue Type( questions, new requirements, bugs) : questions
• How to reproduce the issue ? (This is for bugs. Including which sample app is using, the configuration files content, the command line used and other details for reproducing)
• Requirement details( This is for new requirement. Including the module name-for which plugin or for which sample application, the function description)

I have done Deepstream 5.1 setup and while Run the Sample getting below error.
Can anybody help me around?


(deepstreamer_env) xxxx@xxxx:/opt/nvidia/deepstream/deepstream-5.1/sources/deepstream_yolov4$ deepstream-app -c deepstream_app_config_yoloV4.txt
Unknown or legacy key specified ‘is-classifier’ for group [property]
** ERROR: main:655: Failed to set pipeline to PAUSED
ERROR from sink_sub_bin_sink1: Could not open file “yolov4.mp4” for writing.
Debug info: gstfilesink.c(431): gst_file_sink_open_file (): /GstPipeline:pipeline/GstBin:processing_bin_0/GstBin:sink_bin/GstBin:sink_sub_bin1/GstFileSink:sink_sub_bin_sink1:
system error: Permission denied
ERROR from sink_sub_bin_sink1: GStreamer error: state change failed and some element failed to post a proper error message with the reason for the failure.
Debug info: gstbasesink.c(5265): gst_base_sink_change_state (): /GstPipeline:pipeline/GstBin:processing_bin_0/GstBin:sink_bin/GstBin:sink_sub_bin1/GstFileSink:sink_sub_bin_sink1:
Failed to start
App run failed

Hi, This looks like a deepstream issue. We recommend you to raise it to the respective forum.