From eab771c0f88b944263ef7a48fdd99a5c2818a170 Mon Sep 17 00:00:00 2001
From: Jesse Sightler <jesse.sightler@gmail.com>
Date: Mon, 26 Sep 2016 11:40:47 -0400
Subject: [PATCH] This gets past an error calling readFileSync with a null path
 here

---
 packages/angular-cli/upgrade/version.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/angular-cli/upgrade/version.ts b/packages/angular-cli/upgrade/version.ts
index ca591ef62f63..8a11520f4538 100644
--- a/packages/angular-cli/upgrade/version.ts
+++ b/packages/angular-cli/upgrade/version.ts
@@ -76,6 +76,9 @@ export class Version {
 
 
     const configPath = CliConfig.configFilePath();
+    if (configPath === null)
+      return new Version(null);
+      
     const configJson = readFileSync(configPath, 'utf8');
 
     try {