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Fixed crash when there is no graph in the data
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@ -866,6 +866,8 @@ void GUI::loadData(const Data &data)
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paths = _mapView->loadData(data);
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GraphTab *gt = static_cast<GraphTab*>(_graphTabWidget->currentWidget());
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if (!gt)
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return;
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int index = _graphTabWidget->currentIndex();
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for (int i = 0; i < paths.count(); i++) {
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