我装的ros2的foxy，然后colcon build报这个错有人知道咋解决吗

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supreme@supreme:~/Desktop/ws01_plumbing$ colcon build
[0.174s] ERROR:colcon.colcon_core.package_augmentation:Exception in package augmentation extension 'python': 'NoneType' object is not iterable
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/colcon_core/package_augmentation/init.py", line 97, in augment_packages
retval = extension.augment_packages(
File "/usr/lib/python3/dist-packages/colcon_installed_package_information/package_augmentation/python.py", line 54, in augment_packages
desc.dependencies['run'].update(
TypeError: 'NoneType' object is not iterable

skyun2012

@1175358767 这两天ubuntu22.04装humble，ubuntu20.04装foxy,galactic版本都遇到了类似的问题。不知道怎么回事。

柒墨

我也是
系统：ubuntu20.04.5
ros2：ros2 foxy

报错：ERROR:colcon.colcon core.package augmentation:Exception in package augmentationextension "python':'NoneType' object is not iterable

zhangbird32

@1175358767 请问解决了吗？我前两天正常的，今天编译命令也是这个问题，不过好像可以正常编译