i will see if this is reproducible on 1195.
what happened: while looking at another issue (post to follow) i had the Blink "open file" dialog open (native OSX dialog box). then in the finder i selected 13 files and dragged them to the open file dialog; PI coredumped right away.
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 libsystem_kernel.dylib 0x00007fff8a669286 __pthread_kill + 10
1 libsystem_c.dylib 0x00007fff8bc2f9b3 abort + 129
2 libsystem_malloc.dylib 0x00007fff8e861fe2 szone_error + 625
3 libsystem_malloc.dylib 0x00007fff8e857fb6 small_malloc_from_free_list + 290
4 libsystem_malloc.dylib 0x00007fff8e854c50 szone_malloc_should_clear + 1449
5 libsystem_malloc.dylib 0x00007fff8e857b90 malloc_zone_calloc + 78
6 libsystem_malloc.dylib 0x00007fff8e858546 calloc + 49
7 libsystem_c.dylib 0x00007fff8bbd3932 backtrace_symbols + 40
8 software.pleiades.PixInsight 0x0000000110cfaabb 0x10fc17000 + 17709755
9 libsystem_platform.dylib 0x00007fff908dff1a _sigtramp + 26
10 libsystem_platform.dylib 0x00007fff908dc331 _platform_memmove$VARIANT$Ivybridge + 49
11 com.apple.FinderKit 0x00007fff8d8e5e82 TProxyNode::Unregister() const + 156
12 com.apple.FinderKit 0x00007fff8d8e5dab TProxyNode::~TProxyNode() + 25
13 com.apple.FinderKit 0x00007fff8d94ca22 TTagContainerNode::~TTagContainerNode() + 14
14 com.apple.FinderKit 0x00007fff8d8b0e30 TCustomNode::ReleaseCustomNodeCallback(OpaqueNodeRef*, void*) + 84
15 com.apple.desktopservices 0x00007fff8efed67a TNode::~TNode() + 220
16 com.apple.desktopservices 0x00007fff8efed546 -[FITNode dealloc] + 25
17 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
18 com.apple.desktopservices 0x00007fff8efed526 -[FITNode releaseUnderMonitor] + 39
19 com.apple.desktopservices 0x00007fff8efb4cc0 NodeDisposeNodeRef + 239
20 com.apple.FinderKit 0x00007fff8d8b8581 TFENode::~TFENode() + 17
21 libobjc.A.dylib 0x00007fff8982aae8 object_cxxDestructFromClass(objc_object*, objc_class*) + 127
22 libobjc.A.dylib 0x00007fff89825637 objc_destructInstance + 119
23 libobjc.A.dylib 0x00007fff89825595 object_dispose + 22
24 com.apple.AppKit 0x00007fff85ed81b2 -[NSCell dealloc] + 408
25 com.apple.AppKit 0x00007fff85ed7ff4 -[NSActionCell dealloc] + 116
26 com.apple.AppKit 0x00007fff85f89d58 -[NSTextFieldCell dealloc] + 547
27 com.apple.AppKit 0x00007fff8612a776 -[NSImageTextFieldCell dealloc] + 67
28 com.apple.FinderKit 0x00007fff8da2922b -[FI_TSidebarItemCell dealloc] + 67
29 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
30 com.apple.CoreFoundation 0x00007fff884fedb0 CFRelease + 304
31 com.apple.CoreFoundation 0x00007fff8851339d -[__NSArrayM dealloc] + 205
32 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
33 com.apple.CoreFoundation 0x00007fff884fedb0 CFRelease + 304
34 com.apple.CoreFoundation 0x00007fff8851339d -[__NSArrayM dealloc] + 205
35 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
36 com.apple.FinderKit 0x00007fff8da24882 -[FI_TSidebarViewController(Model) unloadContents] + 48
37 com.apple.FinderKit 0x00007fff8da20845 -[FI_TSidebarViewController dealloc] + 25
38 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
39 com.apple.AppKit 0x00007fff85edf117 -[NSViewController release] + 133
40 com.apple.CoreFoundation 0x00007fff884fedb0 CFRelease + 304
41 com.apple.CoreFoundation 0x00007fff88532fdd -[__NSDictionaryM dealloc] + 269
42 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
43 com.apple.Foundation 0x00007fff921b0f5b empty + 58
44 com.apple.Foundation 0x00007fff9207007e -[NSConcreteMapTable dealloc] + 101
45 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
46 com.apple.AppKit 0x00007fff863e5e62 -[_NSPasteboardOwnersCollection dealloc] + 42
47 libobjc.A.dylib 0x00007fff8983f89c objc_object::sidetable_release(bool) + 236
48 com.apple.AppKit 0x00007fff86029e0d _NSPasteboardReportChangedOwner + 64
49 com.apple.AppKit 0x00007fff8602c9da -[NSPasteboard _updateTypeCacheIfNeeded] + 94
50 com.apple.AppKit 0x00007fff8603182b -[NSPasteboard _cachedTypeNameUnion] + 27
51 com.apple.AppKit 0x00007fff8603165b -[NSPasteboard(NSTypeConversion) _conformingTypes] + 50
52 com.apple.AppKit 0x00007fff86031492 -[NSWindow(NSDrag) _findDragTargetFrom:] + 75
53 com.apple.AppKit 0x00007fff86030027 NSCoreDragTrackingProc + 542
54 com.apple.HIServices 0x00007fff87b92300 DoTrackingMessage + 320
55 com.apple.HIServices 0x00007fff87b991a7 CoreDragMessageHandler + 2067
56 com.apple.CoreFoundation 0x00007fff885dfc68 __CFMessagePortPerform + 568
57 com.apple.CoreFoundation 0x00007fff88566c79 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 41
58 com.apple.CoreFoundation 0x00007fff88566beb __CFRunLoopDoSource1 + 475
59 com.apple.CoreFoundation 0x00007fff88558767 __CFRunLoopRun + 2375
60 com.apple.CoreFoundation 0x00007fff88557bd8 CFRunLoopRunSpecific + 296
61 com.apple.HIToolbox 0x00007fff88ac056f RunCurrentEventLoopInMode + 235
62 com.apple.HIToolbox 0x00007fff88ac02ea ReceiveNextEventCommon + 431
63 com.apple.HIToolbox 0x00007fff88ac012b _BlockUntilNextEventMatchingListInModeWithFilter + 71
64 com.apple.AppKit 0x00007fff85e078ab _DPSNextEvent + 978
65 com.apple.AppKit 0x00007fff85e06e58 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 346
66 com.apple.AppKit 0x00007fff85fd2887 -[NSApplication _realDoModalLoop:peek:] + 666
67 com.apple.AppKit 0x00007fff85fcee76 -[NSApplication runModalForWindow:] + 119
68 com.apple.AppKit 0x00007fff86415a84 -[NSSavePanel runModal] + 323
69 libqcocoa.dylib 0x0000000119513476 0x1194d8000 + 242806
70 libqcocoa.dylib 0x0000000119516933 0x1194d8000 + 256307
71 org.qt-project.QtWidgets 0x0000000113e147a5 QDialog::exec() + 357
72 org.qt-project.QtWidgets 0x0000000113e23cfd QFileDialog::getOpenFileUrls(QWidget*, QString const&, QUrl const&, QString const&, QString*, QFlags<QFileDialog::Option>, QStringList const&) + 461
73 org.qt-project.QtWidgets 0x0000000113e238a7 QFileDialog::getOpenFileNames(QWidget*, QString const&, QString const&, QString const&, QString*, QFlags<QFileDialog::Option>) + 167
74 software.pleiades.PixInsight 0x000000010fc6916b 0x10fc17000 + 336235
75 Blink-pxm.dylib 0x000000012c4d2746 pcl::OpenFileDialog::Execute() + 854
76 Blink-pxm.dylib 0x000000012c47d3fb pcl::BlinkInterface::FileAdd() + 123
77 org.qt-project.QtCore 0x0000000114c2a3e9 QMetaObject::activate(QObject*, int, int, void**) + 2953
78 org.qt-project.QtWidgets 0x0000000113fbef80 QAbstractButton::clicked(bool) + 64
79 org.qt-project.QtWidgets 0x0000000113d0efea 0x113bf3000 + 1163242
80 org.qt-project.QtWidgets 0x0000000113d0ee57 0x113bf3000 + 1162839
81 org.qt-project.QtWidgets 0x0000000113d0fe8e QAbstractButton::mouseReleaseEvent(QMouseEvent*) + 270
82 org.qt-project.QtWidgets 0x0000000113ddb40f QToolButton::mouseReleaseEvent(QMouseEvent*) + 15
83 software.pleiades.PixInsight 0x0000000110aedd82 0x10fc17000 + 15560066
84 org.qt-project.QtWidgets 0x0000000113c6406b QWidget::event(QEvent*) + 1675
85 org.qt-project.QtWidgets 0x0000000113d0fbe3 QAbstractButton::event(QEvent*) + 179
86 org.qt-project.QtWidgets 0x0000000113ddb9d3 QToolButton::event(QEvent*) + 323
87 org.qt-project.QtWidgets 0x0000000113c24953 QApplicationPrivate::notify_helper(QObject*, QEvent*) + 307
88 org.qt-project.QtWidgets 0x0000000113c27ff8 QApplication::notify(QObject*, QEvent*) + 8968
89 software.pleiades.PixInsight 0x000000010fd55d46 0x10fc17000 + 1305926
90 org.qt-project.QtCore 0x0000000114bf9c23 QCoreApplication::notifyInternal(QObject*, QEvent*) + 115
91 org.qt-project.QtWidgets 0x0000000113c25304 QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) + 1012
92 org.qt-project.QtWidgets 0x0000000113c847b5 0x113bf3000 + 595893
93 org.qt-project.QtWidgets 0x0000000113c839df 0x113bf3000 + 592351
94 org.qt-project.QtWidgets 0x0000000113c24953 QApplicationPrivate::notify_helper(QObject*, QEvent*) + 307
95 org.qt-project.QtWidgets 0x0000000113c27c46 QApplication::notify(QObject*, QEvent*) + 8022
96 software.pleiades.PixInsight 0x000000010fd55d46 0x10fc17000 + 1305926
97 org.qt-project.QtCore 0x0000000114bf9c23 QCoreApplication::notifyInternal(QObject*, QEvent*) + 115
98 org.qt-project.QtGui 0x000000011428f8fe QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) + 2078
99 org.qt-project.QtGui 0x000000011427ae2a QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) + 346
100 libqcocoa.dylib 0x00000001194fa861 0x1194d8000 + 141409
101 com.apple.CoreFoundation 0x00007fff88566a01 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
102 com.apple.CoreFoundation 0x00007fff88558b8d __CFRunLoopDoSources0 + 269
103 com.apple.CoreFoundation 0x00007fff885581bf __CFRunLoopRun + 927
104 com.apple.CoreFoundation 0x00007fff88557bd8 CFRunLoopRunSpecific + 296
105 com.apple.HIToolbox 0x00007fff88ac056f RunCurrentEventLoopInMode + 235
106 com.apple.HIToolbox 0x00007fff88ac01ee ReceiveNextEventCommon + 179
107 com.apple.HIToolbox 0x00007fff88ac012b _BlockUntilNextEventMatchingListInModeWithFilter + 71
108 com.apple.AppKit 0x00007fff85e078ab _DPSNextEvent + 978
109 com.apple.AppKit 0x00007fff85e06e58 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 346
110 com.apple.AppKit 0x00007fff85dfcaf3 -[NSApplication run] + 594
111 libqcocoa.dylib 0x00000001194f97ba 0x1194d8000 + 137146
112 org.qt-project.QtCore 0x0000000114bf737c QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 412
113 org.qt-project.QtWidgets 0x0000000113d99c9f QMenu::exec(QPoint const&, QAction*) + 111
114 software.pleiades.PixInsight 0x000000010ff2127d 0x10fc17000 + 3187325
115 software.pleiades.PixInsight 0x0000000110b04fb4 0x10fc17000 + 15654836
116 org.qt-project.QtCore 0x0000000114c230d3 QObject::event(QEvent*) + 755
117 org.qt-project.QtWidgets 0x0000000113c64872 QWidget::event(QEvent*) + 3730
118 org.qt-project.QtWidgets 0x0000000113d57d4d QFrame::event(QEvent*) + 45
119 org.qt-project.QtWidgets 0x0000000113ddea67 QAbstractScrollArea::event(QEvent*) + 1543
120 org.qt-project.QtWidgets 0x0000000113c24953 QApplicationPrivate::notify_helper(QObject*, QEvent*) + 307
121 org.qt-project.QtWidgets 0x0000000113c27c46 QApplication::notify(QObject*, QEvent*) + 8022
122 software.pleiades.PixInsight 0x000000010fd55d46 0x10fc17000 + 1305926
123 org.qt-project.QtCore 0x0000000114bfa8ec QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) + 956
124 libqcocoa.dylib 0x00000001194f9fee 0x1194d8000 + 139246
125 libqcocoa.dylib 0x00000001194fa861 0x1194d8000 + 141409
126 com.apple.CoreFoundation 0x00007fff88566a01 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
127 com.apple.CoreFoundation 0x00007fff88558b8d __CFRunLoopDoSources0 + 269
128 com.apple.CoreFoundation 0x00007fff885581bf __CFRunLoopRun + 927
129 com.apple.CoreFoundation 0x00007fff88557bd8 CFRunLoopRunSpecific + 296
130 com.apple.HIToolbox 0x00007fff88ac056f RunCurrentEventLoopInMode + 235
131 com.apple.HIToolbox 0x00007fff88ac01ee ReceiveNextEventCommon + 179
132 com.apple.HIToolbox 0x00007fff88ac012b _BlockUntilNextEventMatchingListInModeWithFilter + 71
133 com.apple.AppKit 0x00007fff85e078ab _DPSNextEvent + 978
134 com.apple.AppKit 0x00007fff85e06e58 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 346
135 com.apple.AppKit 0x00007fff85dfcaf3 -[NSApplication run] + 594
136 libqcocoa.dylib 0x00000001194f97ba 0x1194d8000 + 137146
137 org.qt-project.QtCore 0x0000000114bf737c QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 412
138 org.qt-project.QtCore 0x0000000114bfa1ca QCoreApplication::exec() + 346
139 software.pleiades.PixInsight 0x000000010fd6a1e3 0x10fc17000 + 1389027
140 software.pleiades.PixInsight 0x000000010fc20cd4 start + 52
