Unable to load config file

[Sid22010134]

Whenever I am trying to run my custom file deepstream_app_config.txt which is present in my DeepStream-Yolo folder I am facing the following error:

Failed to load config file: No such file or directory
** ERROR: <gst_nvinfer_parse_config_file:1303>: failed

Using winsys: x11
0:00:00.433213393 12939 0x7f4c002360 WARN nvinfer gstnvinfer.cpp:794:gst_nvinfer_start:<primary_gie> error: Configuration file parsing failed
0:00:00.433306258 12939 0x7f4c002360 WARN nvinfer gstnvinfer.cpp:794:gst_nvinfer_start:<primary_gie> error: Config file path: /home/iocl/DeepStream-Yolo/config_infer_primaryV8.txt
** ERROR: main:707: Failed to set pipeline to PAUSED
Quitting
ERROR from primary_gie: Configuration file parsing failed
Debug info: /dvs/git/dirty/git-master_linux/deepstream/sdk/src/gst-plugins/gst-nvinfer/gstnvinfer.cpp(794): gst_nvinfer_start (): /GstPipeline:pipeline/GstBin:primary_gie_bin/GstNvInfer:primary_gie:

I tried running the sample mp4 which came with Deepstream but unable to run this.Please Help

Device: Jetson Nano