Gnats 5465 Crash Stack / 4-04-2014

  riverware.exe!Date_Time::monthSeconds(int absm)  Line 360 + 0xc bytes
  riverware.exe!Date_Time::incr_year(int n)  Line 1454 + 0x16 bytes
  riverware.exe!Date_Time::operator+=(const DeltaTime & delta)  Line 1252 + 0xe bytes
  riverware.exe!Date_Time::incr_delta(int n, const DeltaTime & delta)  Line 1314
  riverware.exe!SlotDataTableModel::getRowDateOk(int row, Date_Time & retDateTime)  Line 9041
  riverware.exe!SlotDataTableModel::getRowColDateOk(int row, int col, Date_Time & retDateTime)  Line 9073 
  riverware.exe!SlotDataTableModel::cellPriority(int row, int col)  Line 5920 + 0x21 bytes
  riverware.exe!SlotDataTableModel::columnDataContentWidth_slotCols(int col)  Line 8819 + 0x1c bytes
  riverware.exe!SlotDataTableModel::columnDataContentWidth(int col)  Line 8973 + 0xe bytes
  riverware.exe!SlotDataTableModel::fitColToAll(int col, bool doUpdate)  Line 10210 + 0x14 bytes
  riverware.exe!SlotDataTableModel::fitColsToAll()  Line 10238 + 0x11 bytes
> riverware.exe!SlotDataTableModel::refreshColumnLabels()  Line 4907
  riverware.exe!SlotDataTableModel::recomputeSlotColumns()  Line 2887
  riverware.exe!SlotDataTableModel::recomputeCellLayout(unsigned int changeSN, bool rowsToo)  Line 4330
  riverware.exe!SlotDataTableModel::recomputeCellLayout_TimeOut()  Line 16172
  riverware.exe!SlotDataTableModel::qt_static_metacall(QObject * _o, QMetaObject::Call _c, ...
  QtCored4.dll!QMetaObject::activate(QObject * sender, const QMetaObject * m, int ...
  QtCored4.dll!QTimer::timeout()  Line 142
  QtCored4.dll!QTimer::timerEvent(QTimerEvent * e)  Line 260
  QtCored4.dll!QObject::event(QEvent * e)  Line 1135
  QtGuid4.dll!QApplicationPrivate::notify_helper(QObject * receiver, QEvent * e)  Line 4542 + 0x15 bytes
  QtGuid4.dll!QApplication::notify(QObject * receiver, QEvent * e)  Line 3924 + 0x1d bytes
  QtCored4.dll!QCoreApplication::notifyInternal(QObject * receiver, QEvent * event)  Line 931 + 0x1d bytes
  QtCored4.dll!QCoreApplication::sendEvent(QObject * receiver, QEvent * event)  Line 209 + 0x53 bytes
  QtCored4.dll!QEventDispatcherWin32Private::sendTimerEvent(int timerId)  Line 627
  QtCored4.dll!qt_internal_proc(HWND__ * hwnd, unsigned int message, unsigned __int64 wp, __int64 lp)
  user32.dll!0000000077069bd1()  
  [Frames below may be incorrect and/or missing, no symbols loaded for user32.dll] 
  user32.dll!00000000770698da()  
  QtCored4.dll!QEventDispatcherWin32::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> * flags)
  QtGuid4.dll!QGuiEventDispatcherWin32::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> * flags)
  QtCored4.dll!QEventLoop::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag> * flags)  Line 128
  QtCored4.dll!QEventLoop::exec(QFlags<enum QEventLoop::ProcessEventsFlag> * flags)  Line 178 + 0x45 bytes
  QtCored4.dll!QCoreApplication::exec()  Line 1203 + 0x23 bytes
  QtGuid4.dll!QApplication::exec()  Line 3804
  riverware.exe!rwGUIExecute()  Line 143
  riverware.exe!interactiveMode(int argc, char * * argv, bool isRunAllowed)  Line 679 + 0x1a bytes
  riverware.exe!main(int argc, char * * argv)  Line 604 + 0x3a bytes
  riverware.exe!WinMain(HINSTANCE__ * instance, HINSTANCE__ * prevInstance, char * __formal, int cmdShow)
  riverware.exe!__tmainCRTStartup()  Line 547 + 0x42 bytes C
  riverware.exe!WinMainCRTStartup()  Line 371 C
  kernel32.dll!000000007762652d()  
  ntdll.dll!000000007775c541()