Fix silent error in treenode

thomasnordquist · May 4, 2019 · 3bfc59d · 3bfc59d
1 parent 6bf8405
commit 3bfc59d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/src/components/Tree/TreeNode.tsx b/app/src/components/Tree/TreeNode.tsx
@@ -98,7 +98,7 @@ class TreeNodeComponent extends React.Component<Props, State> {
   }
 
   private viewStateHasChanged = (msg: void) => {
-    this.setState({ selected: this.props.treeNode.viewModel!.isSelected() })
+    this.props.treeNode.viewModel && this.setState({ selected: this.props.treeNode.viewModel.isSelected() })
   }
 
   private removeSubscriber(treeNode: q.TreeNode<TopicViewModel>) {