Crash on saving file

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   libCore_debug.dylib           	0x0000000108c32af7 Core::Internal::EditorManagerPrivate::saveDocument(Core::IDocument*) + 39 (editormanager.cpp:2148)
1   libCore_debug.dylib           	0x0000000108c21a30 Core::Internal::EditorManagerPrivate::saveDocumentFromContextMenu() + 96 (editormanager.cpp:2109)
2   libCore_debug.dylib           	0x0000000108bd0cc6 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (*)()>::call(void (*&)(), void**) + 22 (qobjectdefs_impl.h:146)
3   libCore_debug.dylib           	0x0000000108bd0c84 void QtPrivate::FunctionPointer<void (*)()>::call<QtPrivate::List<>, void>(void (*)(), void*, void**) + 36 (qobjectdefs_impl.h:210)
4   libCore_debug.dylib           	0x0000000108bd0c2a QtPrivate::QStaticSlotObject<void (*)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) + 154 (qobject_impl.h:91)
5   org.qt-project.QtCore         	0x0000000103fc2dbb QMetaObject::activate(QObject*, int, int, void**) + 2219
6   org.qt-project.QtWidgets      	0x0000000103165385 QAction::activate(QAction::ActionEvent) + 309
7   org.qt-project.QtWidgets      	0x000000010316517f QAction::event(QEvent*) + 31
8   org.qt-project.QtWidgets      	0x000000010316e8ed QApplicationPrivate::notify_helper(QObject*, QEvent*) + 269
9   org.qt-project.QtWidgets      	0x000000010316fcf2 QApplication::notify(QObject*, QEvent*) + 594
10  org.qt-project.QtCore         	0x0000000103f91ef4 QCoreApplication::notifyInternal2(QObject*, QEvent*) + 212
11  org.qt-project.QtGui          	0x000000010376d145 QShortcutMap::dispatchEvent(QKeyEvent*) + 261
12  org.qt-project.QtGui          	0x000000010376ce87 QShortcutMap::tryShortcut(QKeyEvent*) + 151
13  org.qt-project.QtGui          	0x000000010371c8a7 QWindowSystemInterface::handleShortcutEvent(QWindow*, unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int, unsigned int, QString const&, bool, unsigned short) + 375
14  libqcocoa.dylib               	0x000000010658831f -[QNSView(Keys) handleKeyEvent:eventType:] + 1327
15  libqcocoa.dylib               	0x0000000106588438 -[QNSView(Keys) keyDown:] + 88
16  com.apple.AppKit              	0x00007fff30ef6b9f -[NSWindow(NSEventRouting) _reallySendEvent:isDelayedEvent:] + 6840
17  com.apple.AppKit              	0x00007fff30ef4e9f -[NSWindow(NSEventRouting) sendEvent:] + 478
18  libqcocoa.dylib               	0x000000010658b845 -[QNSWindow sendEvent:] + 549
19  com.apple.AppKit              	0x00007fff30d95101 -[NSApplication(NSEvent) sendEvent:] + 2953
20  libqcocoa.dylib               	0x000000010659283a -[QNSApplication sendEvent:] + 74
21  com.apple.AppKit              	0x00007fff30d82ee8 -[NSApplication run] + 755
22  libqcocoa.dylib               	0x000000010658f0ab QCocoaEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) + 2955
23  org.qt-project.QtCore         	0x0000000103f8d55f QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 431
24  org.qt-project.QtCore         	0x0000000103f92502 QCoreApplication::exec() + 130
25  org.qt-project.qtcreator      	0x0000000102a7d185 main + 13845 (main.cpp:631)
26  libdyld.dylib                 	0x00007fff5fb783d5 start + 1