diff --git a/src/Umbraco.Core/Configuration/CoreDebug.cs b/src/Umbraco.Core/Configuration/CoreDebug.cs
new file mode 100644
index 0000000000..7aa198f0e6
--- /dev/null
+++ b/src/Umbraco.Core/Configuration/CoreDebug.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Umbraco.Core.Configuration
+{
+    internal static class CoreDebugExtensions
+    {
+        private static CoreDebug _coreDebug;
+
+        public static CoreDebug CoreDebug(this UmbracoConfig config)
+        {
+            return _coreDebug ?? (_coreDebug = new CoreDebug());
+        }
+    }
+
+    internal class CoreDebug
+    {
+        public CoreDebug()
+        {
+            var appSettings = System.Configuration.ConfigurationManager.AppSettings;
+            LogUncompletedScopes = string.Equals("true", appSettings["Umbraco.CoreDebug.LogUncompletedScopes"], StringComparison.OrdinalIgnoreCase);
+        }
+
+        // when true, Scope logs the stack trace for any scope that gets disposed without being completed.
+        // this helps troubleshooting rogue scopes that we forget to complete
+        public bool LogUncompletedScopes { get; private set; }
+    }
+}
diff --git a/src/Umbraco.Core/Scoping/Scope.cs b/src/Umbraco.Core/Scoping/Scope.cs
index 8abbecacbe..f08b9f2e6d 100644
--- a/src/Umbraco.Core/Scoping/Scope.cs
+++ b/src/Umbraco.Core/Scoping/Scope.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Data;
 using Umbraco.Core.Cache;
+using Umbraco.Core.Configuration;
 using Umbraco.Core.Events;
 using Umbraco.Core.IO;
 using Umbraco.Core.Persistence;
@@ -341,7 +342,11 @@ namespace Umbraco.Core.Scoping
         {
             // if child did not complete we cannot complete
             if (completed.HasValue == false || completed.Value == false)
+            {
+                if (LogUncompletedScopes)
+                    Logging.LogHelper.Debug<Scope>("Uncompleted Child Scope at\r\n" + Environment.StackTrace);
                 _completed = false;
+            }
         }
 
         private void EnsureNotDisposed()
@@ -493,5 +498,15 @@ namespace Umbraco.Core.Scoping
                 TryFinally(index + 1, actions);
             }
         }
+
+        // backing field for LogUncompletedScopes
+        private static bool? _logUncompletedScopes;
+
+        // caching config
+        // true if Umbraco.CoreDebug.LogUncompletedScope appSetting is set to "true"
+        private static bool LogUncompletedScopes
+        {
+            get { return (_logUncompletedScopes ?? (_logUncompletedScopes = UmbracoConfig.For.CoreDebug().LogUncompletedScopes)).Value; }
+        }
     }
 }
diff --git a/src/Umbraco.Core/Umbraco.Core.csproj b/src/Umbraco.Core/Umbraco.Core.csproj
index 511ad83936..1b39de70e0 100644
--- a/src/Umbraco.Core/Umbraco.Core.csproj
+++ b/src/Umbraco.Core/Umbraco.Core.csproj
@@ -199,6 +199,7 @@
     <Compile Include="Configuration\Dashboard\SectionElement.cs" />
     <Compile Include="Configuration\Dashboard\TabCollection.cs" />
     <Compile Include="Configuration\Dashboard\TabElement.cs" />
+    <Compile Include="Configuration\CoreDebug.cs" />
     <Compile Include="Configuration\FileSystemProviderElement.cs" />
     <Compile Include="Configuration\FileSystemProviderElementCollection.cs" />
     <Compile Include="Configuration\FileSystemProvidersSection.cs" />