When i run deepstream5.0 test1 failed,the command is ./deepstream-test1-app ../../../../samples/streams/sample_720p.h264

Ples/deepstream-test1$ ./deepstream-test1-app …/…/…/…/samples/streams/sample_720p.h264
Now playing: …/…/…/…/samples/streams/sample_720p.h264
ERROR: …/nvdsinfer/nvdsinfer_model_builder.cpp:1523 Deserialize engine failed because file path: /opt/nvidia/deepstream/deepstream-5.0/sources/apps/sample_apps/deepstream-test1/…/…/…/…/samples/models/Primary_Detector/resnet10.caffemodel_b1_gpu0_int8.engine open error
0:00:00.129939658 2376 0x561fb5020930 WARN nvinfer gstnvinfer.cpp:616:gst_nvinfer_logger: NvDsInferContext[UID 1]: Warning from NvDsInferContextImpl::deserializeEngineAndBackend() <nvdsinfer_context_impl.cpp:1690> [UID = 1]: deserialize engine from file :/opt/nvidia/deepstream/deepstream-5.0/sources/apps/sample_apps/deepstream-test1/…/…/…/…/samples/models/Primary_Detector/resnet10.caffemodel_b1_gpu0_int8.engine failed
0:00:00.129986677 2376 0x561fb5020930 WARN nvinfer gstnvinfer.cpp:616:gst_nvinfer_logger: NvDsInferContext[UID 1]: Warning from NvDsInferContextImpl::generateBackendContext() <nvdsinfer_context_impl.cpp:1797> [UID = 1]: deserialize backend context from engine from file :/opt/nvidia/deepstream/deepstream-5.0/sources/apps/sample_apps/deepstream-test1/…/…/…/…/samples/models/Primary_Detector/resnet10.caffemodel_b1_gpu0_int8.engine failed, try rebuild
0:00:00.130007624 2376 0x561fb5020930 INFO nvinfer gstnvinfer.cpp:619:gst_nvinfer_logger: NvDsInferContext[UID 1]: Info from NvDsInferContextImpl::buildModel() <nvdsinfer_context_impl.cpp:1715> [UID = 1]: Trying to create engine from model files
WARNING: …/nvdsinfer/nvdsinfer_model_builder.cpp:1277 INT8 not supported by platform. Trying FP16 mode.
WARNING: …/nvdsinfer/nvdsinfer_model_builder.cpp:1291 FP16 not supported by platform. Using FP32 mode.
ERROR: …/nvdsinfer/nvdsinfer_func_utils.cpp:33 [TRT]: …/rtSafe/cuda/cutensorReformat.cpp (352) - cuTensor Error in executeCutensor: 18 (Internal cuTensor reformat failed)
ERROR: …/nvdsinfer/nvdsinfer_func_utils.cpp:33 [TRT]: …/rtSafe/cuda/cutensorReformat.cpp (352) - cuTensor Error in executeCutensor: 18 (Internal cuTensor reformat failed)
ERROR: …/nvdsinfer/nvdsinfer_model_builder.cpp:1186 Build engine failed from config file
ERROR: …/nvdsinfer/nvdsinfer_model_builder.cpp:884 failed to build trt engine.
0:00:00.452915143 2376 0x561fb5020930 ERROR nvinfer gstnvinfer.cpp:613:gst_nvinfer_logger: NvDsInferContext[UID 1]: Error in NvDsInferContextImpl::buildModel() <nvdsinfer_context_impl.cpp:1735> [UID = 1]: build engine file failed
0:00:00.453232248 2376 0x561fb5020930 ERROR nvinfer gstnvinfer.cpp:613:gst_nvinfer_logger: NvDsInferContext[UID 1]: Error in NvDsInferContextImpl::generateBackendContext() <nvdsinfer_context_impl.cpp:1821> [UID = 1]: build backend context failed
0:00:00.453246488 2376 0x561fb5020930 ERROR

Please provide complete information as applicable to your setup.
• Hardware Platform (Jetson / GPU)
• DeepStream Version
• JetPack Version (valid for Jetson only)
• TensorRT Version
• NVIDIA GPU Driver Version (valid for GPU only)
• Issue Type( questions, new requirements, bugs)
• 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)
• The pipeline being used

(post deleted by author)

Hardware:NVIDIA GeForce GT 730/PCIe/SSE2
GPU Driver Version:470.141.03
deepstream-app version 5.0.0
DeepStreamSDK 5.0.0
CUDA Driver Version: 11.4
CUDA Runtime Version: 10.2
TensorRT Version: 7.2
cuDNN Version: 8.1
libNVWarp360 Version: 2.0.1d3

There is no update from you for a period, assuming this is not an issue anymore.
Hence we are closing this topic. If need further support, please open a new one.
Thanks

If you use DS 5.0, please meet the setup requirements below:

  • Ubuntu 18.04
  • GStreamer 1.14.1
  • NVIDIA driver 460.32
  • CUDA 11.1
  • TensorRT 7.2.X

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