diff --git a/src/components/widget-plot-table.js b/src/components/widget-plot-table.js
index 59d729b..02d11be 100644
--- a/src/components/widget-plot-table.js
+++ b/src/components/widget-plot-table.js
@@ -96,6 +96,10 @@ class WidgetPlotTable extends Component {
     let checkBoxes = [];
 
     // Data passed to plot
+    if (this.props.simulationModel == null) {
+      return <div />;
+    }
+
     const simulator = this.props.simulationModel.simulator;
     let simulatorData = [];