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                                <p><a href="/m/category/Qt/Qt%20%EA%B0%9C%EB%B0%9C%ED%99%98%EA%B2%BD"><span>Qt/Qt 개발환경</span></a></p><h3>qt.qpa.plugin: Could not load the Qt platform plugin "xcb"  에러 해결 방법</h3>
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                            <p><cite>webnautes</cite>
                                <span> 2024. 3. 28. 00:03</span>
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            <div><p data-ke-size="size16"><span>qt.qpa.plugin: Could not load the Qt platform plugin "xcb"&nbsp; 에러 해결 방법입니다.&nbsp;</span></p>

<p data-ke-size="size16"><span>2024. 3. 27 최초작성</span></p>

<p data-ke-size="size16"><span>pyQt5만 사용할때에는 문제 없다가 opencv와 같이 사용시 다음과 같은 오류가 발생했습니다.&nbsp;</span></p>

<p data-ke-size="size16"><span>QObject::moveToThread: Current thread (0x2a71090) is not the object's thread (0x2ddb230).</span></p>
<p data-ke-size="size16"><span>Cannot move to target thread (0x2a71090)</span></p>

<p data-ke-size="size16"><span>qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in </span><span>"/home/webnautes/miniconda3/envs/pyqt5/lib/python3.9/site-packages/cv2/qt/plugins" even though it was found.</span></p>
<p data-ke-size="size16"><span>This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.</span></p>

<p data-ke-size="size16"><span>Available platform plugins are: xcb, eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl.</span></p>

<p data-ke-size="size16"><span>중지됨 (코어 덤프됨)</span></p>

<p data-ke-size="size16"><span>해결방법은 간단합니다. 다음 경로에 있는 libqxcb.so 파일을 제거해주면 됩니다. 다음 경로에서 초록색은 사용하는 conda 종류에 따라 달라지며 빨간색은 가상환경 이름에 따라 달라지며 파란색은 파이썬 버전에 따라 달라집니다.&nbsp;</span></p>

<p data-ke-size="size16"><span>rm -rf ~/</span><span>miniconda3</span><span>/envs/</span><span>tensorflow</span><span>/lib/</span><span>python3.9</span><span>/site-packages/cv2/qt/plugins/platforms/libqxcb.so&nbsp;</span></p>

<p data-ke-size="size16"><span></span><a href="https://forum.qt.io/topic/119109/using-pyqt5-with-opencv-python-cv2-causes-error-could-not-load-qt-platform-plugin-xcb-even-though-it-was-found/30">https://forum.qt.io/topic/119109/using-pyqt5-with-opencv-python-cv2-causes-error-could-not-load-qt-platform-plugin-xcb-even-though-it-was-found/30</a></p>
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qt.qpa.plugin: Could not load the Qt platform plugin "xcb" 에러 해결 방법입니다. 2024. 3. 27 최초작성 pyQt5만 사용할때에는 문제 없다가 opencv와 같이 사용시 다음과 같은 오류가 발생했습니다. QObject::moveToThread: Current thread (0x2a71090) is not the object's thread (0x2ddb230). Cannot move to targ..

qt.qpa.plugin: Could not load the Qt platform plugin "xcb" 에러 해결 방법

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