From e59c9b88693bd99e451cddddeb9cffc104a33acf Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Fri, 6 Mar 2020 20:28:40 +0100
Subject: [PATCH] Prevent crash

---
 app/src/main/java/eu/faircode/email/FragmentMessages.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
index 885249232e..d3a499a264 100644
--- a/app/src/main/java/eu/faircode/email/FragmentMessages.java
+++ b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -5137,7 +5137,8 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                                     .getCertificate(certHolder);
                             try {
                                 Date signingTime;
-                                Attribute attr = signer.getSignedAttributes().get(CMSAttributes.signingTime);
+                                AttributeTable at = signer.getSignedAttributes();
+                                Attribute attr = (at == null ? null : at.get(CMSAttributes.signingTime));
                                 if (attr != null && attr.getAttrValues().size() == 1)
                                     signingTime = Time.getInstance(attr.getAttrValues()
                                             .getObjectAt(0).toASN1Primitive()).getDate();