StacktraceTop: ?? () wxGDIObject::IsOk (this=0x559a84241a38) at ../include/wx/gdiobj.h:49 wxWindowBase::GetBackgroundColour (this=this@entry=0x559a84241960) at ../src/common/wincmn.cpp:1588 wxDCImpl::InheritAttributes (this=this@entry=0x7fbf68002e30, win=win@entry=0x559a84241960) at ../src/common/dcbase.cpp:1031 wxNativeDCFactory::CreateClientDC (this=<optimized out>, owner=0x7fbf7b7fd780, window=0x559a84241960) at ../src/common/dcbase.cpp:143
StacktraceTop: 41a38) at ../include/ wx/gdiobj. h:49 :GetBackgroundC olour (this=this@ entry=0x559a842 41960) at ../src/ common/ wincmn. cpp:1588 :InheritAttribu tes (this=this@ entry=0x7fbf680 02e30, win=win@ entry=0x559a842 41960) at ../src/ common/ dcbase. cpp:1031 ory::CreateClie ntDC (this=<optimized out>, owner=0x7fbf7b7 fd780, window= 0x559a84241960) at ../src/ common/ dcbase. cpp:143
?? ()
wxGDIObject::IsOk (this=0x559a842
wxWindowBase:
wxDCImpl:
wxNativeDCFact