Only update groups token when provided

DyKnow · Jan 16, 2014 · 22204f9 · 22204f9
1 parent 0dfa583
commit 22204f9
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/SignalR.Client/Transports/SRHttpBasedTransport.m b/SignalR.Client/Transports/SRHttpBasedTransport.m
@@ -297,7 +297,10 @@ - (void)processResponse:(id <SRConnectionInterface>)connection
             return;
         }
 
-        connection.groupsToken = result[@"G"];
+        NSString *groupsToken = result[@"G"];
+        if (groupsToken) {
+            connection.groupsToken = groupsToken;
+        }
 
         id messages = result[@"M"];
         if(messages && [messages isKindOfClass:[NSArray class]])