From b3e6da0cbd5dc1478f51472c1df57eba550af422 Mon Sep 17 00:00:00 2001
From: Ryan McKinley <ryantxu@gmail.com>
Date: Wed, 28 Nov 2018 00:24:59 -0800
Subject: [PATCH] check for null with toLocalString (#14208)

---
 public/app/core/utils/kbn.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/public/app/core/utils/kbn.ts b/public/app/core/utils/kbn.ts
index 5d417d24169..9caa5bf1a54 100644
--- a/public/app/core/utils/kbn.ts
+++ b/public/app/core/utils/kbn.ts
@@ -428,10 +428,16 @@ kbn.valueFormats.hex0x = (value, decimals) => {
 };
 
 kbn.valueFormats.sci = (value, decimals) => {
+  if (value == null) {
+    return '';
+  }
   return value.toExponential(decimals);
 };
 
 kbn.valueFormats.locale = (value, decimals) => {
+  if (value == null) {
+    return '';
+  }
   return value.toLocaleString(undefined, { maximumFractionDigits: decimals });
 };