lugin: Could not load the Qt platform plugin "xcb"

[super-machine]

this is old questions, but the comments couldn't help me so how could I do? I'm looking forward your reply!

[xvjiarui]

Hi @super-machine
You may save it to a local disk instead of showing them. It seems that there is some issue with your display configure.

[geekplusaa]

Use load_from_local loader
/opt/ai/projects/github/mmdetection/mmdetection/mmdet/datasets/utils.py:68: UserWarning: "ImageToTensor" pipeline is replaced by "DefaultFormatBundle" for batch inference. It is recommended to manually replace it in the test data pipeline in your config file.
'data pipeline in your config file.', UserWarning)
QObject::moveToThread: Current thread (0x5602130af1a0) is not the object's thread (0x5602719df3f0).
Cannot move to target thread (0x5602130af1a0)

qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/wwh/anaconda3/envs/open-mmlab/lib/python3.7/site-packages/cv2/qt/plugins" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are: xcb, eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl.

已放弃 (核心已转储)

[xjtuchenchao]

openCV downgrade
First, pip uninstall opencv-python
Next, pip install opencv-python==4.1.2.30

[xiaohai-AI]

yes, I use the CV2 version=4.8 got the probleam, after downgrade to 4.12 everything is OK
Thanks!