Error following 2 day demo at "Compiling the project" on TX2

Hello, I usually use matlab for image processing and I’m learning the basics here for Ubuntu and Python.

I’m following the 2 day demo and am at the “Compiling the project” section but when I enter “make” this happens:

nvidia@PME-JetsonTX2-1:~/jetson-inference/build$ make
make: *** No targets specified and no makefile found.  Stop.

at the top of the article in the “Quick reference” section, that command is actually listed as “make -j$(nproc)” which still doesn’t work and gives me this:

nvidia@PME-JetsonTX2-1:~/jetson-inference/build$ make -j$(nproc)
make: *** No targets specified and no makefile found.  Stop.

So then obviously when I try to move onto the next step I get errors:

nvidia@PME-JetsonTX2-1:~$ ./imagenet-console.py --network=googlenet images/orange_0.jpg output_0.jpg
bash: ./imagenet-console.py: No such file or directory

Any help would be much appreciated.

Hi @eharding, it looks like you haven’t run the cmake ../ command before running make:

https://github.com/dusty-nv/jetson-inference/blob/master/docs/building-repo-2.md#quick-reference

Thanks I have ran the cmake …/ command which I ran again and it looks like it gives errors:

nvidia@PME-JetsonTX2-1:~/jetson-inference/build$ cmake ../
 
Note:  this project uses git submodules in the source tree.
       if you haven't already, run the following command from
       the project's root directory:
 
           git submodule update --init


-- using patched FindCUDA.cmake
CUDA_TOOLKIT_ROOT_DIR not found or specified
-- Could NOT find CUDA (missing: CUDA_TOOLKIT_ROOT_DIR CUDA_NVCC_EXECUTABLE CUDA_INCLUDE_DIRS CUDA_CUDART_LIBRARY) 
-- CUDA version: 
-- system arch:  aarch64
-- output path:  /home/nvidia/jetson-inference/build/aarch64
-- Copying /home/nvidia/jetson-inference/c/detectNet.h
-- Copying /home/nvidia/jetson-inference/c/homographyNet.h
-- Copying /home/nvidia/jetson-inference/c/imageNet.h
-- Copying /home/nvidia/jetson-inference/c/segNet.h
-- Copying /home/nvidia/jetson-inference/c/superResNet.h
-- Copying /home/nvidia/jetson-inference/c/tensorNet.h
-- Copying /home/nvidia/jetson-inference/c/imageNet.cuh
-- Copying /home/nvidia/jetson-inference/calibration/randInt8Calibrator.h
-- Could NOT find Doxygen (missing: DOXYGEN_EXECUTABLE) 
-- found Qt5Widgets version:  5.9.5
-- found Qt5Widgets defines:  -DQT_WIDGETS_LIB;-DQT_GUI_LIB;-DQT_CORE_LIB
-- found Qt5Widgets library:  Qt5::Widgets
-- found Qt5Widgets include:  /usr/include/aarch64-linux-gnu/qt5/;/usr/include/aarch64-linux-gnu/qt5/QtWidgets;/usr/include/aarch64-linux-gnu/qt5/QtGui;/usr/include/aarch64-linux-gnu/qt5/QtCore;/usr/lib/aarch64-linux-gnu/qt5//mkspecs/linux-g++
-- camera-capture:  building as submodule, /home/nvidia/jetson-inference/tools
-- jetson-utils:  building as submodule, /home/nvidia/jetson-inference
-- Copying /home/nvidia/jetson-inference/utils/XML.h
-- Copying /home/nvidia/jetson-inference/utils/commandLine.h
-- Copying /home/nvidia/jetson-inference/utils/filesystem.h
-- Copying /home/nvidia/jetson-inference/utils/mat33.h
-- Copying /home/nvidia/jetson-inference/utils/pi.h
-- Copying /home/nvidia/jetson-inference/utils/rand.h
-- Copying /home/nvidia/jetson-inference/utils/timespec.h
-- Copying /home/nvidia/jetson-inference/utils/camera/gstCamera.h
-- Copying /home/nvidia/jetson-inference/utils/camera/v4l2Camera.h
-- Copying /home/nvidia/jetson-inference/utils/codec/gstDecoder.h
-- Copying /home/nvidia/jetson-inference/utils/codec/gstEncoder.h
-- Copying /home/nvidia/jetson-inference/utils/codec/gstUtility.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaFont.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaMappedMemory.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaNormalize.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaOverlay.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaRGB.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaResize.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaUtility.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaWarp.h
-- Copying /home/nvidia/jetson-inference/utils/cuda/cudaYUV.h
-- Copying /home/nvidia/jetson-inference/utils/display/glDisplay.h
-- Copying /home/nvidia/jetson-inference/utils/display/glTexture.h
-- Copying /home/nvidia/jetson-inference/utils/display/glUtility.h
-- Copying /home/nvidia/jetson-inference/utils/image/imageIO.h
-- Copying /home/nvidia/jetson-inference/utils/image/loadImage.h
-- Copying /home/nvidia/jetson-inference/utils/input/devInput.h
-- Copying /home/nvidia/jetson-inference/utils/input/devJoystick.h
-- Copying /home/nvidia/jetson-inference/utils/input/devKeyboard.h
-- Copying /home/nvidia/jetson-inference/utils/network/Endian.h
-- Copying /home/nvidia/jetson-inference/utils/network/IPv4.h
-- Copying /home/nvidia/jetson-inference/utils/network/NetworkAdapter.h
-- Copying /home/nvidia/jetson-inference/utils/network/Socket.h
-- Copying /home/nvidia/jetson-inference/utils/threads/Event.h
-- Copying /home/nvidia/jetson-inference/utils/threads/Mutex.h
-- Copying /home/nvidia/jetson-inference/utils/threads/Process.h
-- Copying /home/nvidia/jetson-inference/utils/threads/Thread.h
-- trying to build Python bindings for Python versions:  2.7;3.6;3.7
-- detecting Python 2.7...
-- found Python version:  2.7 (2.7.17)
-- found Python include:  /usr/include/python2.7
-- found Python library:  /usr/lib/aarch64-linux-gnu/libpython2.7.so
-- CMake module path:  /home/nvidia/jetson-inference/utils/cuda;/home/nvidia/jetson-inference/utils/python/bindings
-- NumPy ver. 1.16.6 found (include: /home/nvidia/.local/lib/python2.7/site-packages/numpy/core/include)
-- found NumPy version:  1.16.6
-- found NumPy include:  /home/nvidia/.local/lib/python2.7/site-packages/numpy/core/include
-- detecting Python 3.6...
-- found Python version:  3.6 (3.6.9)
-- found Python include:  /usr/include/python3.6m
-- found Python library:  /usr/lib/aarch64-linux-gnu/libpython3.6m.so
-- CMake module path:  /home/nvidia/jetson-inference/utils/cuda;/home/nvidia/jetson-inference/utils/python/bindings
-- NumPy ver. 1.13.3 found (include: /usr/lib/python3/dist-packages/numpy/core/include)
-- found NumPy version:  1.13.3
-- found NumPy include:  /usr/lib/python3/dist-packages/numpy/core/include
-- detecting Python 3.7...
-- Python 3.7 wasn't found
-- Copying /home/nvidia/jetson-inference/utils/python/examples/camera-viewer.py
-- Copying /home/nvidia/jetson-inference/utils/python/examples/cuda-from-numpy.py
-- Copying /home/nvidia/jetson-inference/utils/python/examples/cuda-to-numpy.py
-- Copying /home/nvidia/jetson-inference/utils/python/examples/gl-display-test.py
-- trying to build Python bindings for Python versions:  2.7;3.6;3.7
-- detecting Python 2.7...
-- found Python version:  2.7 (2.7.17)
-- found Python include:  /usr/include/python2.7
-- found Python library:  /usr/lib/aarch64-linux-gnu/libpython2.7.so
-- detecting Python 3.6...
-- found Python version:  3.6 (3.6.9)
-- found Python include:  /usr/include/python3.6m
-- found Python library:  /usr/lib/aarch64-linux-gnu/libpython3.6m.so
-- detecting Python 3.7...
-- Python 3.7 wasn't found
-- Copying /home/nvidia/jetson-inference/python/examples/detectnet-camera.py
-- Copying /home/nvidia/jetson-inference/python/examples/detectnet-console.py
-- Copying /home/nvidia/jetson-inference/python/examples/imagenet-camera.py
-- Copying /home/nvidia/jetson-inference/python/examples/imagenet-console.py
-- Copying /home/nvidia/jetson-inference/python/examples/my-detection.py
-- Copying /home/nvidia/jetson-inference/python/examples/my-recognition.py
-- Copying /home/nvidia/jetson-inference/python/examples/segnet-batch.py
-- Copying /home/nvidia/jetson-inference/python/examples/segnet-camera.py
-- Copying /home/nvidia/jetson-inference/python/examples/segnet-console.py
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
CUDA_CUDART_LIBRARY (ADVANCED)
    linked by target "jetson-inference" in directory /home/nvidia/jetson-inference
    linked by target "imagenet-console" in directory /home/nvidia/jetson-inference/examples/imagenet-console
    linked by target "imagenet-camera" in directory /home/nvidia/jetson-inference/examples/imagenet-camera
    linked by target "detectnet-console" in directory /home/nvidia/jetson-inference/examples/detectnet-console
    linked by target "detectnet-camera" in directory /home/nvidia/jetson-inference/examples/detectnet-camera
    linked by target "segnet-console" in directory /home/nvidia/jetson-inference/examples/segnet-console
    linked by target "segnet-camera" in directory /home/nvidia/jetson-inference/examples/segnet-camera
    linked by target "superres-console" in directory /home/nvidia/jetson-inference/examples/superres-console
    linked by target "camera-capture" in directory /home/nvidia/jetson-inference/tools/camera-capture
    linked by target "trt-bench" in directory /home/nvidia/jetson-inference/tools/trt-bench
    linked by target "trt-console" in directory /home/nvidia/jetson-inference/tools/trt-console
    linked by target "jetson-utils" in directory /home/nvidia/jetson-inference/utils
    linked by target "jetson-utils-python-27" in directory /home/nvidia/jetson-inference/utils/python/bindings
    linked by target "jetson-utils-python-36" in directory /home/nvidia/jetson-inference/utils/python/bindings
    linked by target "jetson-inference-python-27" in directory /home/nvidia/jetson-inference/python/bindings
    linked by target "jetson-inference-python-36" in directory /home/nvidia/jetson-inference/python/bindings
CUDA_TOOLKIT_INCLUDE (ADVANCED)
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/docs
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/imagenet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
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   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-console
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   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-camera
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   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/detectnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-console
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
   used as include directory in directory /home/nvidia/jetson-inference/examples/segnet-camera
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-- Configuring incomplete, errors occurred!
See also "/home/nvidia/jetson-inference/build/CMakeFiles/CMakeOutput.log".

It can’t find CUDA Toolkit on your Jetson - did you choose to install it when you flashed your TX2 with JetPack (SDK Manager)? Note that you will also need to have chosen to install TensorRT.

You can check if you have CUDA Toolkit by looking for /usr/local/cuda on your system or by running nvcc --version from the terminal. If you indeed do have the CUDA Toolkit installed, you may need to add these lines to the end of your ~/.bashrc and restart your terminal:

export PATH=/usr/local/cuda/bin${PATH:+:{PATH}}
export LD_LIBRARY_PATH=/usr/local/cuda/lib64${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}```

Looks like I did not install the CUDA toolkit, I thought I selected to install everything on the target device but I guess not. Thanks for noticing that.

So I downloaded and tried to install jetpack directly on the TX2, after downloading the sdkmanager software, I used the below command and received the errors below:

nvidia@PME-JetsonTX2-1:~/Downloads$ sudo apt install ./sdkmanager_1.0.1-5538_amd64.deb
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Note, selecting 'sdkmanager:amd64' instead of './sdkmanager_1.0.1-5538_amd64.deb'
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 sdkmanager:amd64 : Depends: libgconf-2-4:amd64 but it is not installable
                    Depends: libcanberra-gtk-module:amd64 but it is not installable
                    Depends: locales:amd64 but it is not installable
E: Unable to correct problems, you have held broken packages.

Do I have to install the CUDA and TensorRT from a host machine?

SDK Manager is run from a host PC (Ubuntu 16.04/18.04 x86_64), not from the Jetson itself.

Since you have already flashed your TX2, you can choose to select only the target CUDA + TensorRT components, and it won’t re-flash the entire device.

I used the Jetson tool to add the CUDA and TensorRT components. The demo is working now. Thank you for your help and patience!