If you accidentally do a double click on creating a new schematic sheet, then eeschema crashes.
Always reproducible for me.
Backtrace of crashed thread:
<<<
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Termination Signal: Segmentation fault: 11
Termination Reason: Namespace SIGNAL, Code 0xb
Terminating Process: exc handler [0]
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 _eeschema.kiface 0x0000000115cba933 resizeSheetWithMouseCursor(EDA_DRAW_PANEL*, wxDC*, wxPoint const&, bool) + 131
1 _eeschema.kiface 0x0000000115d6f0e9 EDA_DRAW_FRAME::RefreshCrossHair(wxPoint const&, wxPoint const&, wxDC*) + 313
2 _eeschema.kiface 0x0000000115aca4c3 SCH_EDIT_FRAME::GeneralControl(wxDC*, wxPoint const&, unsigned int) + 163
3 _eeschema.kiface 0x0000000115d70f6b EDA_DRAW_PANEL::OnMouseEvent(wxMouseEvent&) + 1371
4 libwx_baseu-3.1.1.0.0.dylib 0x00000001067ca56f wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*) + 239
5 libwx_baseu-3.1.1.0.0.dylib 0x00000001067cbc5a wxEvtHandler::ProcessEventLocally(wxEvent&) + 90
6 libwx_baseu-3.1.1.0.0.dylib 0x00000001067cbb5c wxEvtHandler::ProcessEvent(wxEvent&) + 188
7 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x00000001062625a3 wxScrollHelperEvtHandler::ProcessEvent(wxEvent&) + 35
8 libwx_baseu-3.1.1.0.0.dylib 0x00000001067cc06f wxEvtHandler::SafelyProcessEvent(wxEvent&) + 15
9 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x00000001060e2ad3 wxWidgetCocoaImpl::DoHandleMouseEvent(NSEvent*) + 83
10 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x00000001060de457 wxWidgetCocoaImpl::mouseEvent(NSEvent*, NSView*, void*) + 167
11 com.apple.AppKit 0x00007fffafee5abe -[NSTrackingArea mouseMoved:] + 150
12 com.apple.AppKit 0x00007fffb05abca2 -[NSWindow(NSEventRouting) _reallySendEvent:isDelayedEvent:] + 2508
13 com.apple.AppKit 0x00007fffb05aaf0a -[NSWindow(NSEventRouting) sendEvent:] + 541
14 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x00000001060c9f25 -[wxNSWindow sendEvent:] + 117
15 com.apple.AppKit 0x00007fffb042f7d7 -[NSApplication(NSEvent) sendEvent:] + 1487
16 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x0000000105ff3782 -[wxNSApplication sendEvent:] + 98
17 com.apple.AppKit 0x00007fffafcaa427 -[NSApplication run] + 1002
18 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x00000001060bef6e wxGUIEventLoop::OSXDoRun() + 174
19 libwx_baseu-3.1.1.0.0.dylib 0x00000001067987e4 wxCFEventLoop::DoRun() + 52
20 libwx_baseu-3.1.1.0.0.dylib 0x00000001066bdec1 wxEventLoopBase::Run() + 161
21 libwx_baseu-3.1.1.0.0.dylib 0x000000010667797f wxAppConsoleBase::MainLoop() + 111
22 libwx_osx_cocoau_core-3.1.1.0.0.dylib 0x000000010604855a wxApp::OnRun() + 26
23 org.kicad-pcb.kicad 0x0000000105b4da19 APP_KICAD::OnRun() + 25
24 libwx_baseu-3.1.1.0.0.dylib 0x00000001067025b1 wxEntry(int&, wchar_t**) + 145
25 org.kicad-pcb.kicad 0x0000000105b4d0a0 main + 48
26 libdyld.dylib 0x00007fffc7d88235 start + 1
>>>
Version info:
<<<
Application: kicad
Version: (2017-10-04 revision acccb10ca)-master, release build
Libraries:
wxWidgets 3.1.1
libcurl/7.54.0 SecureTransport zlib/1.2.8
Platform: macOS Sierra Version 10.12.6 (Build 16G29), 64 bit, Little endian, wxMac
Build Info:
wxWidgets: 3.1.1 (UTF-8,STL containers)
Boost: 1.59.0
Curl: 7.55.1
Compiler: Clang 9.0.0 with C++ ABI 1002
Build settings:
USE_WX_GRAPHICS_CONTEXT=ON
USE_WX_OVERLAY=ON
KICAD_SCRIPTING=OFF
KICAD_SCRIPTING_MODULES=OFF
KICAD_SCRIPTING_WXPYTHON=OFF
KICAD_SCRIPTING_ACTION_MENU=OFF
BUILD_GITHUB_PLUGIN=ON
KICAD_USE_OCE=ON
KICAD_SPICE=OFF
>>>
This is probably a duplicate of https:/