Only show colors option breaks RME

[Leohige]

I just open the RME (without opening any map) and go to view menu and select "Only show colors" option in the menu, then I try to to draw with the "PZ", "NO-PVP", "NO-LOGOUT" or "NO-PVP" tools and RME closes.

I'm using Ubuntu 16.04.

[gpedro]

confirmed.

Process:               rme [14615]
Path:                  /Users/USER/*/rme
Identifier:            rme
Version:               0
Code Type:             X86-64 (Native)
Parent Process:        zsh [455]
Responsible:           rme [14615]
User ID:               501

Date/Time:             2018-03-22 01:29:33.185 -0400
OS Version:            Mac OS X 10.12.6 (16G1212)
Report Version:        12
Anonymous UUID:        6A419E33-79AB-83F6-A142-9F5B83CDA0C2

Sleep/Wake UUID:       037AC748-77A1-4E61-984F-6AF002E97C48

Time Awake Since Boot: 78000 seconds
Time Since Wake:       7200 seconds

System Integrity Protection: disabled

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x0000000000000010
Exception Note:        EXC_CORPSE_NOTIFY

Termination Signal:    Segmentation fault: 11
Termination Reason:    Namespace SIGNAL, Code 0xb
Terminating Process:   exc handler [0]

VM Regions Near 0x10:
--> 
    __TEXT                 00000001027ed000-0000000102adc000 [ 3004K] r-x/rwx SM=COW  /Users/USER/*

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   rme                           	0x00000001028fb938 MapDrawer::WriteTooltip(Item*, std::__1::basic_ostringstream<char, std::__1::char_traits<char>, std::__1::allocator<char> >&) + 40 (map_drawer.cpp:1303)
1   rme                           	0x00000001028f9c8c MapDrawer::DrawTile(TileLocation*) + 1292 (map_drawer.cpp:1430)
2   rme                           	0x00000001028f693c MapDrawer::DrawMap() + 780 (map_drawer.cpp:267)
3   rme                           	0x00000001028f658a MapDrawer::Draw() + 74 (map_drawer.cpp:172)
4   rme                           	0x00000001028ecb29 MapCanvas::OnPaint(wxPaintEvent&) + 553 (map_display.cpp:212)
5   libwx_baseu-3.0.dylib         	0x00000001038c320f wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&) + 93
6   libwx_baseu-3.0.dylib         	0x00000001038c311a wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*) + 124
7   libwx_baseu-3.0.dylib         	0x00000001038c4459 wxEvtHandler::TryHereOnly(wxEvent&) + 73
8   libwx_baseu-3.0.dylib         	0x00000001038c437c wxEvtHandler::ProcessEventLocally(wxEvent&) + 40
9   libwx_baseu-3.0.dylib         	0x00000001038c430f wxEvtHandler::ProcessEvent(wxEvent&) + 185
10  libwx_baseu-3.0.dylib         	0x00000001038c4553 wxEvtHandler::SafelyProcessEvent(wxEvent&) + 15
11  libwx_osx_cocoau_core-3.0.dylib	0x00000001032b996c wxWindow::MacDoRedraw(long) + 768
12  libwx_osx_cocoau_core-3.0.dylib	0x00000001033595aa wxWidgetCocoaImpl::drawRect(void*, NSView*, void*) + 778