--- a/devtools/shared/fronts/inspector.js
+++ b/devtools/shared/fronts/inspector.js
@@ -504,17 +504,19 @@ class InspectorFront extends FrontClassW
 
   hasHighlighter(type) {
     return this._highlighters.has(type);
   }
 
   destroy() {
     // Selection isn't a Front and so isn't managed by InspectorFront
     // and has to be destroyed manually
-    this.selection.destroy();
+    if (this.selection) {
+      this.selection.destroy();
+    }
     // Highlighter fronts are managed by InspectorFront and so will be
     // automatically destroyed. But we have to clear the `_highlighters`
     // Map as well as explicitly call `finalize` request on all of them.
     this.destroyHighlighters();
     super.destroy();
   }
 
   destroyHighlighters() {