i have empty project QT 5.4 and problem with vlc In *.pro file: LIBS += -lvlc in *.cpp file: libvlc_instance_t *instance = libvlc_new(0, NULL); libvlc_release(instance); And in this case i have error if it run: realloc(): invalid pointer: 0xb70e87c8 *** Linker log: /opt/Qt5.4.0/5.4/gcc/bin/uic ../un...