From ca9ecb247890a4c45623eb23f592ac0bb8ee350a Mon Sep 17 00:00:00 2001
From: kohsuke <kohsuke@71c3de6d-444a-0410-be80-ed276b4c234a>
Date: Sun, 4 Mar 2007 01:58:29 +0000
Subject: [PATCH] fixed NPE.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@2321 71c3de6d-444a-0410-be80-ed276b4c234a
---
 core/src/main/java/hudson/Util.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/hudson/Util.java b/core/src/main/java/hudson/Util.java
index c4d25503d7..531a764d03 100644
--- a/core/src/main/java/hudson/Util.java
+++ b/core/src/main/java/hudson/Util.java
@@ -178,7 +178,10 @@ public class Util {
      *      null if there seems to be no error code or if the platform is not Win32.
      */
     public static String getWin32ErrorMessage(IOException e) {
-        Matcher m = errorCodeParser.matcher(e.getMessage());
+        String msg = e.getMessage();
+        if(msg==null)
+            return null; // no message
+        Matcher m = errorCodeParser.matcher(msg);
         if(!m.matches())
             return null; // failed to parse