Fixing crash in MessagesViewController.

11 years ago · daa6bfd650
parent 6868e2234d
commit daa6bfd650
1 changed files with 5 additions and 0 deletions
--- a/controllers/MessagesViewController.m
+++ b/controllers/MessagesViewController.m
@ -626,6 +626,11 @@ typedef enum : NSUInteger {
                                                                               rowChanges:&messageRowChanges
                                                                         forNotifications:notifications
                                                                             withMappings:self.messageMappings];
+    
+    if (!messageRowChanges) {
+        return;
+    }
+    
    for (YapDatabaseViewRowChange *rowChange in messageRowChanges)
    {
        switch (rowChange.type)