The last part of the backtrace is: Thread 1 "tst_client" hit Breakpoint 1, eglInitialize (dpy=0xa3dc0, major=0xf8d02520, minor=0xf8d0251c) at ../../../src/egl/main/eglapi.c:582 582 ../../../src/egl/main/eglapi.c: No such file or directory. (gdb) bt #0 eglInitialize (dpy=0xa3dc0, major=0xf8d02520, minor=0xf8d0251c) at ../../../src/egl/main/eglapi.c:582 #1 0xee5f5d9c in eglInitialize (dpy=0xa3dc0, major=0xf8d02520, minor=0xf8d0251c) at g_egldispatchstubs.c:230 #2 0xee9ead68 in QtWaylandClient::QWaylandEglClientBufferIntegration::initialize (this=0xa3dc0, display=0xf8d02520) at ../../../../hardwareintegration/client/wayland-egl/qwaylandeglclientbufferintegration.cpp:110 #3 0xef70d878 in QtWaylandClient::QWaylandIntegration::initializeClientBufferIntegration (this=0xf8d0251c) at qwaylandintegration.cpp:357 #4 0xef70dc58 in QtWaylandClient::QWaylandIntegration::clientBufferIntegration (this=0xf8d02520) at qwaylandintegration.cpp:310 #5 0x00015848 in main (argc=<optimized out>, argv=0xef7ceb44 <*ABS*@got.plt>) at tst_client.cpp:611
-- John David Anglin dave.ang...@bell.net