rosrun rqt_graph报错

Question

shy@shy-virtual-machine:~$ rosrun rqt_graph rqt_graph

Traceback (most recent call last):
File "/opt/ros/noetic/lib/rqt_graph/rqt_graph", line 8, in
sys.exit(main.main(sys.argv, standalone='rqt_graph.ros_graph.RosGraph'))
File "/opt/ros/noetic/lib/python3/dist-packages/rqt_gui/main.py", line 61, in main
return super(
File "/opt/ros/noetic/lib/python3/dist-packages/qt_gui/main.py", line 407, in main
from python_qt_binding import QT_BINDING
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/init.py", line 55, in
from .binding_helper import loadUi, QT_BINDING, QT_BINDING_MODULES, QT_BINDING_VERSION # @UnusedImport
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/binding_helper.py", line 274, in
_select_qt_binding(
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/binding_helper.py", line 108, in _select_qt_binding
QT_BINDING_VERSION = binding_loader(required_modules, optional_modules)
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/binding_helper.py", line 155, in _load_pyqt
_named_optional_import('PyQt5.%s' % module_name)
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/binding_helper.py", line 142, in _named_optional_import
_named_import(name)
File "/opt/ros/noetic/lib/python3/dist-packages/python_qt_binding/binding_helper.py", line 133, in _named_import
module = builtins.import(name)
ValueError: PyCapsule_GetPointer called with incorrect name

Answer 1

这个错误信息表明PyQt存在问题，可能是因为版本不兼容或者缺少相应的库导致的。建议检查PyQt的版本和环境配置，确保它与ROS版本相匹配。还可以尝试重新安装PyQt或者重新配置环境变量。