Join GitHub today. GitHub is home to over 36 million developers working together to host and review code, manage projects, and build software together. PythonQt / Discussion / Help:Segmentation fault after ... It turns out that the reference has to be counted before the PyObject is passed to the slot, not when the object is received. (A local variable, passed to emit() may well be deleted by the time the slot method is called...).. The code added to PythonQtSignalTarget::call() needs to be removed, and instead, line 114 of PythonQtSlot.cpp replaced with: qwt / Segmentation Fault - SourceForge Segmentation Fault. From: Otto, Dennis
Signals & Slots | Qt Core 5.12.3
Solved: Qt Segmentation fault on MainWindow show() on line:… Writing this down so I'll remember in the future. The application worked in Qt Creator in Windows, but in Linux we received Segmentation Fault when trying to run the application in the debugger. Looking at the stacktrace only showed that it crashed in SetVisible on the main window. [SOLVED] Qt5ct throws segmentation fault - Applications -… export QT_QPA_PLATFORM=eglfs $ qt5ct qt5ct: using qt5ct plugin Unable to query physical screen size, defaulting to 100 dpi. To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters). Segmentation fault (core dumped) $. Не работает программа на Qt (решено) / Общее / Форум... Программа компилируется, но не запускается. Вот консоль в Qt CreatorПриложение остановлено, т.к. оно получило сигнал от операционной системы. Сигнал: SIGSEGV Назначение: Segmentation fault. Ako na Qt?
Signals and Slots in Depth | C++ GUI Programming with Qt4 ...
Backstory While developing with Qt Signal/Slots, I came across a few segmentation faults that had me puzzled as to what was causing it. Eventually I figured out that you could actually pass a slot qwt / Re: Segmentation Fault - SourceForge On Thursday 09 February 2006 16:43, Otto, Dennis wrote: > I downloaded and installed the snapshot qwt-20060130.zip. I use Qt > 4.1.0. The following code crashes with a segmentation fault both under > Suse Linux 9.3 and Windows XP: Not here on a Suse Linux 10.0. Please start your debugger and post the stack. ("where" with gdb). Qt segmentation fault - FriendlyARM
c++ - qt signals cause segmentation fault on connect ...
taskWindow = pointer to window where this signal emits. task_view = pointer to treewidget in mainwindow with a slot. It is designed so that when you save a task it is displayed in the treeview. unfortunately when I try to run the program it causes a segfault on the connect line, when I remove it the program just runs fine (apart from this ... qt - Segmentation fault when connecting a Signal and a Slot ...
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И сигнал, и слот определены в одном классе и работают под основным потоком графического интерфейса, но я вызываю emit в другой функции, которая управляется потоком потока потока boost. Я использую Qt4, а Ubuntu 10.04 - моя ОС. Эта функция вызывается из другого потока... [SOLVED] Segmentation fault while trying to destroy... |… Qt Development. General and Desktop. [SOLVED] Segmentation fault while trying to destroy QTcpSocket (and problem with signal/slot communication).Everything's fine. When it comes to swap clients with the same ID the situation is a bit different: "Disconnect with segmentation fault"http...
Writing this down so I'll remember in the future. The application worked in Qt Creator in Windows, but in Linux we received Segmentation Fault when trying to run the application in the debugger. Looking at the stacktrace only showed that it crashed in SetVisible on the main window. [SOLVED] Qt5ct throws segmentation fault - Applications -… export QT_QPA_PLATFORM=eglfs $ qt5ct qt5ct: using qt5ct plugin Unable to query physical screen size, defaulting to 100 dpi. To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters). Segmentation fault (core dumped) $. Не работает программа на Qt (решено) / Общее / Форум... Программа компилируется, но не запускается. Вот консоль в Qt CreatorПриложение остановлено, т.к. оно получило сигнал от операционной системы. Сигнал: SIGSEGV Назначение: Segmentation fault. Ako na Qt?