From 5501a07e2d745fbeaf630a105900a3ddca508753 Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Mon, 11 Mar 2019 06:49:43 +0000
Subject: [PATCH] Prevent crash

---
 app/src/main/java/eu/faircode/email/HtmlHelper.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/faircode/email/HtmlHelper.java b/app/src/main/java/eu/faircode/email/HtmlHelper.java
index 8545bfc96c..2e0e293633 100644
--- a/app/src/main/java/eu/faircode/email/HtmlHelper.java
+++ b/app/src/main/java/eu/faircode/email/HtmlHelper.java
@@ -87,9 +87,11 @@ public class HtmlHelper {
 
         // Remove Javascript
         for (Element e : document.select("*"))
-            for (Attribute a : e.attributes())
-                if (a.getValue().trim().toLowerCase().startsWith("javascript:"))
+            for (Attribute a : e.attributes()) {
+                String v = a.getValue();
+                if (v != null && v.trim().toLowerCase().startsWith("javascript:"))
                     e.removeAttr(a.getKey());
+            }
 
         // Remove scripts
         document.select("script").remove();