{"action":"created","issue":{"url":"https://api.github.com/repos/simonfuhrmann/mve/issues/276","repository_url":"https://api.github.com/repos/simonfuhrmann/mve","labels_url":"https://api.github.com/repos/simonfuhrmann/mve/issues/276/labels{/name}","comments_url":"https://api.github.com/repos/simonfuhrmann/mve/issues/276/comments","events_url":"https://api.github.com/repos/simonfuhrmann/mve/issues/276/events","html_url":"https://github.com/simonfuhrmann/mve/issues/276","id":187441856,"number":276,"title":"Segmentation fault.","user":{"login":"supertobi","id":653976,"avatar_url":"https://avatars.githubusercontent.com/u/653976?v=3","gravatar_id":"","url":"https://api.github.com/users/supertobi","html_url":"https://github.com/supertobi","followers_url":"https://api.github.com/users/supertobi/followers","following_url":"https://api.github.com/users/supertobi/following{/other_user}","gists_url":"https://api.github.com/users/supertobi/gists{/gist_id}","starred_url":"https://api.github.com/users/supertobi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/supertobi/subscriptions","organizations_url":"https://api.github.com/users/supertobi/orgs","repos_url":"https://api.github.com/users/supertobi/repos","events_url":"https://api.github.com/users/supertobi/events{/privacy}","received_events_url":"https://api.github.com/users/supertobi/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2016-11-04T21:25:43Z","updated_at":"2016-11-07T21:56:07Z","closed_at":null,"body":"I compiled umve an run it, then I created a new scene and imported 16 photos. Then umve crashed. If I now try to start umve I get:\r\n\r\n$ ./umve \r\nSegmentation fault (core dumped)\r\nOr:\r\n$ ./umve \r\nQWidget::paintEngine: Should no longer be called\r\nQWidget::paintEngine: Should no longer be called\r\nSegmentation fault (core dumped)\r\n\r\nRun in gdb I got this bt:\r\n\r\n$ gdb ./umve \r\nGNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1\r\nCopyright (C) 2016 Free Software Foundation, Inc.\r\nLicense GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>\r\nThis is free software: you are free to change and redistribute it.\r\nThere is NO WARRANTY, to the extent permitted by law.  Type \"show copying\"\r\nand \"show warranty\" for details.\r\nThis GDB was configured as \"x86_64-linux-gnu\".\r\nType \"show configuration\" for configuration details.\r\nFor bug reporting instructions, please see:\r\n<http://www.gnu.org/software/gdb/bugs/>.\r\nFind the GDB manual and other documentation resources online at:\r\n<http://www.gnu.org/software/gdb/documentation/>.\r\nFor help, type \"help\".\r\nType \"apropos word\" to search for commands related to \"word\"...\r\nReading symbols from ./umve...done.\r\n(gdb) run\r\nStarting program: /home/tobias/dev/mve/apps/umve/umve \r\n[Thread debugging using libthread_db enabled]\r\nUsing host libthread_db library \"/lib/x86_64-linux-gnu/libthread_db.so.1\".\r\n[New Thread 0x7fffebad6700 (LWP 28785)]\r\n[New Thread 0x7fffdd5c2700 (LWP 28787)]\r\n[New Thread 0x7fffdcdc1700 (LWP 28788)]\r\n[New Thread 0x7fffd7fff700 (LWP 28789)]\r\n[New Thread 0x7fffd77fe700 (LWP 28790)]\r\n\r\nThread 1 \"umve\" received signal SIGSEGV, Segmentation fault.\r\n0x00007ffff6f63f50 in QLayout::widgetEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n(gdb) bt\r\n#0  0x00007ffff6f63f50 in QLayout::widgetEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#1  0x00007ffff6f4302e in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#2  0x00007ffff6f48516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#3  0x00007ffff665038b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5\r\n#4  0x00007ffff6f9fcc4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#5  0x00007ffff6fa2bb3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#6  0x00007ffff6f4305c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#7  0x00007ffff6f48516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5\r\n#8  0x00007ffff665038b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5\r\n#9  0x00007ffff698f4bf in QGuiApplicationPrivate::processGeometryChangeEvent(QWindowSystemInterfacePrivate::GeometryChangeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5\r\n#10 0x00007ffff699429d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5\r\n#11 0x00007ffff6977f08 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5\r\n#12 0x00007ffff7e99060 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5\r\n#13 0x00007ffff25c81a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0\r\n#14 0x00007ffff25c8400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0\r\n#15 0x00007ffff25c84ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0\r\n#16 0x00007ffff66a67cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5\r\n#17 0x00007ffff664db4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5\r\n#18 0x00007ffff6655bec in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5\r\n#19 0x0000000000448575 in main ()\r\n(gdb) \r\n\r\n\r\nMy system:\r\n$ gcc --version\r\ngcc (Ubuntu 5.4.0-6ubuntu1~16.04.2) 5.4.0 20160609\r\n\r\n$ uname -or\r\n4.4.0-45-generic GNU/Linux\r\n\r\n$ lsb_release -irc\r\nDistributor ID: Ubuntu\r\nRelease: 16.04\r\nCodename: xenial\r\n"},"comment":{"url":"https://api.github.com/repos/simonfuhrmann/mve/issues/comments/258975661","html_url":"https://github.com/simonfuhrmann/mve/issues/276#issuecomment-258975661","issue_url":"https://api.github.com/repos/simonfuhrmann/mve/issues/276","id":258975661,"user":{"login":"simonfuhrmann","id":1150723,"avatar_url":"https://avatars.githubusercontent.com/u/1150723?v=3","gravatar_id":"","url":"https://api.github.com/users/simonfuhrmann","html_url":"https://github.com/simonfuhrmann","followers_url":"https://api.github.com/users/simonfuhrmann/followers","following_url":"https://api.github.com/users/simonfuhrmann/following{/other_user}","gists_url":"https://api.github.com/users/simonfuhrmann/gists{/gist_id}","starred_url":"https://api.github.com/users/simonfuhrmann/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/simonfuhrmann/subscriptions","organizations_url":"https://api.github.com/users/simonfuhrmann/orgs","repos_url":"https://api.github.com/users/simonfuhrmann/repos","events_url":"https://api.github.com/users/simonfuhrmann/events{/privacy}","received_events_url":"https://api.github.com/users/simonfuhrmann/received_events","type":"User","site_admin":false},"created_at":"2016-11-07T21:56:07Z","updated_at":"2016-11-07T21:56:07Z","body":"The backtrace itself doesn't really give any code point we have control over, i.e., doesn't indicate a crash in one of our files. I believe it is NOT related to OpenGL, since your other programs seem to work fine and we initialize OpenGL late, only when you manually click on \"Scene Inspect\". So I honestly don't know what is happening here and why. Sorry."}}
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