Le mer. 13 nov. 2019 à 11:06, Benjamin TERRIER <b.terr...@gmail.com> a écrit :
> > Now I have: > > Cannot load library > /opt/Qt/5.13.2/gcc_64/plugins/platforms/libqxcb.so: > (/opt/Qt/5.13.2/gcc_64/plugins/platforms/libqxcb.so: undefined symbol: > _ZTI26QPlatformIntegrationPlugin, version Qt_5) > QLibraryPrivate::loadPlugin failed on > "/opt/Qt/5.13.2/gcc_64/plugins/platforms/libqxcb.so" : "Cannot load library > /opt/Qt/5.13.2/gcc_64/plugins/platforms/libqxcb.so: > (/opt/Qt/5.13.2/gcc_64/plugins/platforms/libqxcb.so: undefined symbol: > _ZTI26QPlatformIntegrationPlugin, version Qt_5)" > qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even > though it was found. > > ldd has no missing libraries, but reports: > > undefined symbol: _ZTI26QPlatformIntegrationPlugin, version Qt_5 > (./libqxcb.so) > undefined symbol: > _ZN26QPlatformIntegrationPlugin6createERK7QStringRK11QStringList, version > Qt_5 (./libqxcb.so) > undefined symbol: _ZN26QPlatformIntegrationPlugin16staticMetaObjectE, > version Qt_5 (./libqxcb.so) > undefined symbol: _ZN26QPlatformIntegrationPluginC2EP7QObject, version > Qt_5 (./libqxcb.so) > undefined symbol: _ZN26QPlatformIntegrationPlugin11qt_metacastEPKc, > version Qt_5 (./libqxcb.so) > undefined symbol: > _ZN26QPlatformIntegrationPlugin11qt_metacallEN11QMetaObject4CallEiPPv, > version Qt_5 (./libqxcb.so) > undefined symbol: _ZN26QPlatformIntegrationPluginD2Ev, version Qt_5 > (./libqxcb.so) > > Building with CentOS 7 and g++ 4.8 solves the issues. Since Qt official releases are built with g++ 5 I tried to install "devtoolset-5", but strangely it seems it is not available. Regards Benjamin
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