From 3e47ea27f5645786dc1f7ff0bc654222bbc4904b Mon Sep 17 00:00:00 2001
From: Victor Noel <victor.noel@crazydwarves.org>
Date: Tue, 21 Nov 2017 11:39:09 +0100
Subject: [PATCH] fix(language-service): ignore null metadatas (#20557)

There can be null metadatas in certain cases, for example with locales.

Fixes #20260

PR Close #20557
---
 packages/compiler/src/aot/static_symbol_resolver.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/compiler/src/aot/static_symbol_resolver.ts b/packages/compiler/src/aot/static_symbol_resolver.ts
index da6fbda521..e4cdfcb5b9 100644
--- a/packages/compiler/src/aot/static_symbol_resolver.ts
+++ b/packages/compiler/src/aot/static_symbol_resolver.ts
@@ -481,7 +481,7 @@ export class StaticSymbolResolver {
       if (moduleMetadatas) {
         let maxVersion = -1;
         moduleMetadatas.forEach((md) => {
-          if (md['version'] > maxVersion) {
+          if (md && md['version'] > maxVersion) {
             maxVersion = md['version'];
             moduleMetadata = md;
           }