Fix silent error in treenode

2019-05-04 13:03:36 +02:00
parent 6bf84055d9
commit 3bfc59d89a
1 changed files with 1 additions and 1 deletions
--- 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>) {