harmony 鸿蒙Fixing Compilation and Building Errors
Fixing Compilation and Building Errors
“ImportError: No module named apt_pkg” is displayed during the execution of an unidentifiable command
- Symptom
The message “ImportError: No module named apt_pkg” is displayed when an unidentifiable command is executed on the Linux server.
- Possible Causes
There is a compatibility issue of python3-apt.
- Solution
Reinstall python3-apt.
sudo apt-get remove python3-apt
sudo apt-get install python3-apt
The message indicating Python cannot be found is displayed during the build process
- Symptom
The following information is displayed during the build process:
-bash: /usr/bin/python: No such file or directory
- Possible Cause 1
Python is not installed.
- Solution
Run the following command to install Python. The following uses Python 3.8 as an example.
sudo apt-get install python3.8
- Possible Cause 2
The soft link to Python does not exist in the usr/bin directory.
- Solution
Run the following commands to add the soft link to Python:
# cd /usr/bin/
# which python3
# ln -s /usr/local/bin/python3 python
# python --version
Example:
The message indicating Python 3 cannot be found is displayed during the build process
- Symptom
- Possible Causes
Python 3 is not installed.
- Solution
Run the following command to install Python 3:
sudo apt-get install python3.8
“configure: error: no acceptable C compiler found in $PATH” is displayed during Python 3 installation
- Symptom
The following information is displayed during the Python 3 installation process:
configure: error: no acceptable C compiler found in $PATH. See 'config.log' for more details
- Possible Causes
GCC is not installed.
- Solution
- Run the apt-get install gcc command to install gcc online.
- Install Python 3.
”-bash: make: command not found” is displayed during Python 3 installation
- Symptom
The following information is displayed during the Python 3 installation process:
-bash: make: command not found
- Possible Causes
make is not installed.
- Solution
- Run the apt-get install make command to install make online.
- Install Python 3.
“No module named ‘_ctypes’” is displayed during Python 3 installation
- Symptom
The following information is displayed during the Python 3 installation process:
ModuleNotFoundError: No module named '_ctypes'
- Possible Causes
libffi and libffi-devel are not installed.
- Solution
- Run the apt-get install libffi* -y command to install libffi and libffi-devel online.
- Install Python 3.
“No module named ‘Crypto’” is displayed during the build process
- Symptom
The following information is displayed during the build process:
ModuleNotFoundError: No module named 'Crypto'
- Possible Causes
Crypto is not installed.
- Solution Method 1: Run the pip3 install Crypto command to install Crypto online.
Method 2: Install Crypto offline.
Download the source code from PyPI.
Save the source package to the Linux server, decompress the package, and run the python3 setup.py install command to install Crypto.
Start the build again.
(Hi3861) “No module named ‘ecdsa’” is displayed during the build process
- Symptom
The following information is displayed during the build process:
ModuleNotFoundError: No module named 'ecdsa'
- Possible Causes
ecdsa is not installed.
- Solution Method 1: Run the pip3 install ecdsa command to install ecdsa online.
Method 2: Offline installation
Download the installation package from PyPI.
Save the installation package to the Linux server and run the pip3 install ecdsa-0.15-py2.py3-none-any.whl command to install ecdsa.
Start the build again.
(Hi3861)” Could not find a version that satisfies the requirement six>=1.9.0” is displayed during the build process
- Symptom
The following information is displayed during the build process:
Could not find a version that satisfies the requirement six>=1.9.0
- Possible Causes
six is not installed.
- Solution Method 1: Run the pip3 install six command to install six online.
Method 2: Install six offline.
Download the installation package from PyPI.
Save the source code to the Linux server and run the pip3 install six-1.14.0-py2.py3-none-any.whl command to install six.
Start the build again.
(Hi3861) “cannot find -lgcc” is displayed during the build process
- Symptom
The following information is displayed during the build process:
riscv32-unknown-elf-ld: cannot find -lgcc
- Possible Causes
The gcc_riscv32 path is incorrectly set as follows. There is an extra slash (/) after bin.
~/gcc_riscv32/bin/:/data/toolchain/
- Solution
Modify the gcc_riscv32 path as follows:
~/gcc_riscv32/bin:/data/toolchain/
(Hi3861) An lsb_release error occurs during kconfiglib installation
- Symptom
The following information is displayed during the kconfiglib installation process:
subprocess.CalledProcessError: Command '('lsb_release', '-a')' returned non-zero exit status 1.
- Possible Causes
The Python version matched with the lsb_release module is different from the current Python version.
- Solution
Run the find / -name lsb_release command, for example, sudo rm -rf /usr/bin/lsb_release to locate and delete lsb_release.
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