From b4b3ff50d6a1a1c07ec7c8b8a65657abf29f0c57 Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Tue, 20 Mar 2018 22:18:43 +0100
Subject: [PATCH] If mod_last is disabled, return error instead of crashing
 (#2330)

---
 src/mod_last.erl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mod_last.erl b/src/mod_last.erl
index 7e53fe5dc..ae02b15ad 100644
--- a/src/mod_last.erl
+++ b/src/mod_last.erl
@@ -188,7 +188,9 @@ get_last(LUser, LServer) ->
 		    ?LAST_CACHE, {LUser, LServer},
 		    fun() -> Mod:get_last(LUser, LServer) end);
 	      false ->
-		  Mod:get_last(LUser, LServer)
+		  Mod:get_last(LUser, LServer);
+	      undefined ->
+		  error
 	  end,
     case Res of
 	{ok, {TimeStamp, Status}} -> {ok, TimeStamp, Status};