From 94aab74253142b4468f38253178c2d7ca80f1a15 Mon Sep 17 00:00:00 2001
From: Brian Vaughn <bvaughn@fb.com>
Date: Thu, 14 Feb 2019 08:13:35 -0800
Subject: [PATCH] Avoid NPE in Agent if renderer can't be found for an ID

---
 src/backend/agent.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/backend/agent.js b/src/backend/agent.js
index 93af405785..b23ff86d75 100644
--- a/src/backend/agent.js
+++ b/src/backend/agent.js
@@ -73,16 +73,18 @@ export default class Agent extends EventEmitter {
     const renderer = this._rendererInterfaces[rendererID];
     if (renderer == null) {
       console.warn(`Invalid renderer id "${rendererID}" for element "${id}"`);
+    } else {
+      this._bridge.send('inspectedElement', renderer.inspectElement(id));
     }
-    this._bridge.send('inspectedElement', renderer.inspectElement(id));
   };
 
   selectElement = ({ id, rendererID }: { id: number, rendererID: number }) => {
     const renderer = this._rendererInterfaces[rendererID];
     if (renderer == null) {
       console.warn(`Invalid renderer id "${rendererID}" for element "${id}"`);
+    } else {
+      this._bridge.send('selectElement', renderer.selectElement(id));
     }
-    this._bridge.send('selectElement', renderer.selectElement(id));
   };
 
   setRendererInterface(