From 800afae1c91b5f6b3d2bf11da87f25a71ebfa0be Mon Sep 17 00:00:00 2001
From: Philipp Crocoll <philipp@crocoll.net>
Date: Wed, 6 Jun 2018 03:05:57 +0200
Subject: [PATCH] catch potential null reference exception

---
 src/keepass2android/PasswordActivity.cs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/keepass2android/PasswordActivity.cs b/src/keepass2android/PasswordActivity.cs
index 2d85e2ea..e4be3cf1 100644
--- a/src/keepass2android/PasswordActivity.cs
+++ b/src/keepass2android/PasswordActivity.cs
@@ -1070,12 +1070,15 @@ namespace keepass2android
 
 	    public override void OnBackPressed()
 	    {
-	        if (_drawerLayout.IsDrawerOpen((int) GravityFlags.Start))
+	        if (_drawerLayout != null)
 	        {
-                _drawerLayout.CloseDrawer((int)GravityFlags.Start);
-	            return;
+	            if (_drawerLayout.IsDrawerOpen((int) GravityFlags.Start))
+	            {
+	                _drawerLayout.CloseDrawer((int) GravityFlags.Start);
+	                return;
+	            }
 	        }
-            base.OnBackPressed();
+	        base.OnBackPressed();
 	    }
 
 	    private void InitializeOtpSecretSpinner()