Error Running Deepstream-Test1 App

Hey guys, I am attempting to run the series of Sample Apps included in Deepstream 4.0 SDK package installed on Jetson Nano via the SDK Manager. I followed directions in the readme file of the /opt/nvidia/deepstream/deepstream-4.0/sources/apps/sample_apps/deepstream-teast1 directory.

My input to run the application:

john@Nano:/opt/nvidia/deepstream/deepstream-4.0/sources/apps/sample_apps/deepstream-test1$  ./deepstream-test1-app /opt/nvidia/deepstream/deepstream-4.0/samples/streams/sample_1080p_h265.mp4

Yields this result:

Now playing: /opt/nvidia/deepstream/deepstream-4.0/samples/streams/sample_1080p_h265.mp4

Using winsys: x11 
Opening in BLOCKING MODE 
Creating LL OSD context new
0:00:04.760784238 21267   0x559fc3eb20 INFO                 nvinfer gstnvinfer.cpp:519:gst_nvinfer_logger:<primary-nvinference-engine> NvDsInferContext[UID 1]:initialize(): Trying to create engine from model files
0:00:04.761029920 21267   0x559fc3eb20 WARN                 nvinfer gstnvinfer.cpp:515:gst_nvinfer_logger:<primary-nvinference-engine> NvDsInferContext[UID 1]:generateTRTModel(): INT8 not supported by platform. Trying FP16 mode.
0:02:08.719952580 21267   0x559fc3eb20 INFO                 nvinfer gstnvinfer.cpp:519:gst_nvinfer_logger:<primary-nvinference-engine> NvDsInferContext[UID 1]:generateTRTModel(): Storing the serialized cuda engine to file at /opt/nvidia/deepstream/deepstream-4.0/samples/models/Primary_Detector/resnet10.caffemodel_b1_fp16.engine
Running...
ERROR from element h264-parser: Internal data stream error.
Error details: gstbaseparse.c(3611): gst_base_parse_loop (): /GstPipeline:dstest1-pipeline/GstH264Parse:h264-parser:
streaming stopped, reason not-negotiated (-4)
Returned, stopping playback

Not sure how to fix this so any help wb hugely appreciated.

John

Please disregard this post, and consider problem solved - finally figured it out!