Jetpack OpenCv Installation Fails On Host

Hello,

Opencv installation on host gives error.

I did

sudo apt purge opencv

Before installation however I still get error

This is the result after the installation.

dpkg -l | grep opencv
rc libopencv 3.3.1-2-gd6a8916 amd64 Open Computer Vision Library

Error log:

14:38:19 INFO : OpenCV on Host : start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.2/JETPACK_42_b158/ubuntu1604/libopencv_3.3.1-2-gd6a8916_amd64.deb to /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb
14:38:21 INFO : OpenCV on Host : start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.2/JETPACK_42_b158/ubuntu1604/libopencv-dev_3.3.1-2-gd6a8916_amd64.deb to /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-dev_3.3.1-2-gd6a8916_amd64.deb
14:38:24 INFO : OpenCV on Host : verifying checksum of /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-dev_3.3.1-2-gd6a8916_amd64.deb
14:38:24 INFO : OpenCV on Host : download /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-dev_3.3.1-2-gd6a8916_amd64.deb successfully, checksum is correct
14:38:24 INFO : OpenCV on Host : start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.2/JETPACK_42_b158/ubuntu1604/libopencv-python_3.3.1-2-gd6a8916_amd64.deb to /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-python_3.3.1-2-gd6a8916_amd64.deb
14:38:28 INFO : OpenCV on Host : verifying checksum of /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-python_3.3.1-2-gd6a8916_amd64.deb
14:38:28 INFO : OpenCV on Host : download /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-python_3.3.1-2-gd6a8916_amd64.deb successfully, checksum is correct
14:38:28 INFO : OpenCV on Host : start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.2/JETPACK_42_b158/ubuntu1604/libopencv-samples_3.3.1-2-gd6a8916_amd64.deb to /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-samples_3.3.1-2-gd6a8916_amd64.deb
14:38:31 INFO : OpenCV on Host : verifying checksum of /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-samples_3.3.1-2-gd6a8916_amd64.deb
14:38:31 INFO : OpenCV on Host : download /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-samples_3.3.1-2-gd6a8916_amd64.deb successfully, checksum is correct
14:38:35 INFO : OpenCV on Host : verifying checksum of /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb
14:38:35 INFO : OpenCV on Host : download /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb successfully, checksum is correct
14:38:35 INFO : OpenCV on Host : download ‘OpenCV on Host’ success
14:38:35 DEBUG : OpenCV on Host : running command < cd ‘/home/jetson/nvidia/nvidia_sdk/JetPack_4.2_Linux’ ; ‘/opt/nvidia/sdkmanager/resources/app/output/installUtils/adapter’ -a=‘install’ -c=‘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’ -i=‘NV_OPENCV_HOST_COMP’ -v=‘3.3.1’ -l=‘/home/jetson/nvidia/nvidia_sdk/JetPack_4.2_Linux’ -L=‘/home/jetson/.nvsdkm/logs/JetPack_4.2_Linux’ -p=‘22583’ -t=‘host’ -e=‘/media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv-dev_3.3.1-2-gd6a8916_amd64.deb’ >
14:38:35 INFO : OpenCV on Host : [ Disk Avail:81.40 GB ]
14:38:35 INFO : OpenCV on Host : Using GenericInstaller to Install NV_OPENCV_HOST_COMP
14:38:35 INFO : OpenCV on Host : NV_OPENCV_HOST_COMP include 4 package
14:38:35 INFO : OpenCV on Host : [ Package PreInstall Started ]
14:38:35 INFO : OpenCV on Host : current working directory is /home/jetson/nvidia/nvidia_sdk/JetPack_4.2_Linux
14:38:35 INFO : OpenCV on Host : exec_command: sudo apt-get install -y libtbb-dev
14:38:35 INFO : OpenCV on Host : [host] [sudo] password for jetson:
14:38:35 INFO : OpenCV on Host :
14:38:35 INFO : OpenCV on Host : Reading package lists…
14:38:35 INFO : OpenCV on Host : Building dependency tree…
14:38:35 INFO : OpenCV on Host : Reading state information…
14:38:36 INFO : OpenCV on Host : libtbb-dev is already the newest version (4.4~20151115-0ubuntu3).
14:38:36 INFO : OpenCV on Host : The following packages were automatically installed and are no longer required:
14:38:36 INFO : OpenCV on Host : libavresample-ffmpeg2 libbs2b0 libflite1 libsodium18 libzmq5 python-pip-whl
14:38:36 INFO : OpenCV on Host : python3-wheel
14:38:36 INFO : OpenCV on Host : Use ‘sudo apt autoremove’ to remove them.
14:38:36 INFO : OpenCV on Host : 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
14:38:36 INFO : OpenCV on Host : [ Package PreInstall Finished Successfully ]
14:38:36 INFO : OpenCV on Host : [ Package Install Started ]
14:38:36 INFO : OpenCV on Host : deb installer start to install
14:38:36 INFO : OpenCV on Host : exec_command: dpkg -f /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb Package | tr -d ‘\n’
14:38:36 INFO : OpenCV on Host : exec_command: dpkg -f /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb Version | tr -d ‘\n’
14:38:36 INFO : OpenCV on Host : deb file /media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb, package name [libopencv], package version [3.3.1-2-gd6a8916]
14:38:36 INFO : OpenCV on Host : infer package info from file name libopencv_3.3.1-2-gd6a8916_amd64.deb [ name: libopencv, version: 3.3.1-2-gd6a8916 ]
14:38:36 INFO : OpenCV on Host : exec_command: sudo dpkg -i ‘/media/jetson/YEDEK4TBHDD/MyJetPack4.2/TX2-sdk/libopencv_3.3.1-2-gd6a8916_amd64.deb’
14:38:36 INFO : OpenCV on Host : Selecting previously unselected package libopencv.
14:38:36 INFO : OpenCV on Host : (Reading database … 259818 files and directories currently installed.)
14:38:36 INFO : OpenCV on Host : Preparing to unpack …/libopencv_3.3.1-2-gd6a8916_amd64.deb …
14:38:36 INFO : OpenCV on Host : Unpacking libopencv (3.3.1-2-gd6a8916) …
14:38:36 ERROR : OpenCV on Host : dpkg: dependency problems prevent configuration of libopencv:
14:38:36 INFO : OpenCV on Host : libopencv depends on libopenblas-base; however:
14:38:36 INFO : OpenCV on Host : Package libopenblas-base is not installed.
14:38:36 INFO : OpenCV on Host :
14:38:36 INFO : OpenCV on Host : dpkg: error processing package libopencv (–install):
14:38:36 INFO : OpenCV on Host : dependency problems - leaving unconfigured
14:38:37 ERROR : OpenCV on Host : Errors were encountered while processing:
14:38:37 INFO : OpenCV on Host : libopencv
14:38:37 INFO : OpenCV on Host : exec_command: sudo apt-get check
14:38:37 INFO : OpenCV on Host : Reading package lists…
14:38:37 INFO : OpenCV on Host : Building dependency tree…
14:38:37 INFO : OpenCV on Host : Reading state information…
14:38:37 INFO : OpenCV on Host : You might want to run ‘apt-get -f install’ to correct these.
14:38:37 INFO : OpenCV on Host : The following packages have unmet dependencies:
14:38:37 INFO : OpenCV on Host : libopencv : Depends: libopenblas-base but it is not installed
14:38:37 ERROR : OpenCV on Host : E
14:38:37 ERROR : OpenCV on Host : : Unmet dependencies. Try using -f.
14:38:37 INFO : OpenCV on Host : exec_command: sudo apt-get -f -y install
14:38:37 INFO : OpenCV on Host : Reading package lists…
14:38:37 INFO : OpenCV on Host : Building dependency tree…
14:38:37 INFO : OpenCV on Host : Reading state information…
14:38:38 INFO : OpenCV on Host : Correcting dependencies… Done
14:38:38 INFO : OpenCV on Host : The following packages were automatically installed and are no longer required:
14:38:38 INFO : OpenCV on Host : libavresample-ffmpeg2 libbs2b0 libflite1 libsodium18 libzmq5 python-pip-whl
14:38:38 INFO : OpenCV on Host : python3-wheel
14:38:38 INFO : OpenCV on Host : Use ‘sudo apt autoremove’ to remove them.
14:38:38 INFO : OpenCV on Host : The following packages will be REMOVED:
14:38:38 INFO : OpenCV on Host : libopencv
14:38:38 INFO : OpenCV on Host : 0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
14:38:38 INFO : OpenCV on Host : 1 not fully installed or removed.
14:38:38 INFO : OpenCV on Host : After this operation, 149 MB disk space will be freed.
14:38:38 INFO : OpenCV on Host : (Reading database … (Reading database … 5% (Reading database … 10% (Reading database … 15% (Reading database … 20% (Reading database … 25% (Reading database … 30% (Reading database … 35% (Reading database … 40% (Reading database … 45% (Reading database … 50% (Reading database … 55% (Reading database … 60% (Reading database … 65% (Reading database … 70% (Reading database … 75% (Reading database … 80% (Reading database … 85% (Reading database … 90% (Reading database … 95% (Reading database … 100% (Reading database … 259877 files and directories currently installed.)
14:38:38 INFO : OpenCV on Host : Removing libopencv (3.3.1-2-gd6a8916) …
14:38:38 INFO : OpenCV on Host : Processing triggers for libc-bin (2.23-0ubuntu11) …
14:38:40 INFO : OpenCV on Host : exec_command: dpkg-query -W -f=‘${db:Status-abbrev} ${Version}’ libopencv
14:38:40 INFO : OpenCV on Host : [ Package Install Finished with Error ]
14:38:40 ERROR : OpenCV on Host : NV_OPENCV_HOST_COMP package [{libopencv 3.3.1}] not installed
14:38:40 INFO : OpenCV on Host :
14:38:40 INFO : OpenCV on Host : [ 76.00 KB used. Disk Avail: 81.40 GB ]
14:38:40 INFO : OpenCV on Host : [ NV_OPENCV_HOST_COMP Install took 4s ]
14:38:40 INFO : OpenCV on Host : package [{libopencv 3.3.1}] not installed
14:38:40 ERROR : OpenCV on Host : command terminated with error

Hello.

I got the same error and solved it,
I will write it.

  1. sudo apt-get remove package name (opencv)
       or sudo apt-get purge package name (opencv)
  2. sudo apt-get autoremove
  3. Uninstall on sdkmanager (All)
  4. Reboot
  5. Restart sdkmanager & install

Nice! Thanks for your sharing!