diff --git a/src/bundles/Elsa.WorkflowServer.Web/Program.cs b/src/bundles/Elsa.WorkflowServer.Web/Program.cs
index 4495d1a08..830b1d970 100644
--- a/src/bundles/Elsa.WorkflowServer.Web/Program.cs
+++ b/src/bundles/Elsa.WorkflowServer.Web/Program.cs
@@ -3,7 +3,6 @@ using Elsa.EntityFrameworkCore.Modules.Management;
 using Elsa.EntityFrameworkCore.Modules.Runtime;
 using Elsa.Extensions;
 using Elsa.Http.Handlers;
-using Elsa.JavaScript.Options;
 using Elsa.MongoDb.Extensions;
 using Elsa.MongoDb.Modules.Identity;
 using Elsa.MongoDb.Modules.Management;
@@ -108,6 +107,7 @@ services
     });
 
 services.AddHealthChecks();
+services.AddControllers();
 services.AddCors(cors => cors.AddDefaultPolicy(policy => policy.AllowAnyHeader().AllowAnyMethod().AllowAnyOrigin().WithExposedHeaders("*")));
 
 // Configure middleware pipeline.
diff --git a/src/modules/Elsa.EntityFrameworkCore/Modules/Runtime/WorkflowStateStore.cs b/src/modules/Elsa.EntityFrameworkCore/Modules/Runtime/WorkflowStateStore.cs
index 290402aa9..a15ff1cc3 100644
--- a/src/modules/Elsa.EntityFrameworkCore/Modules/Runtime/WorkflowStateStore.cs
+++ b/src/modules/Elsa.EntityFrameworkCore/Modules/Runtime/WorkflowStateStore.cs
@@ -55,7 +55,7 @@ public class EFCoreWorkflowStateStore : IWorkflowStateStore
 
     private async ValueTask OnSaveAsync(RuntimeElsaDbContext dbContext, WorkflowState entity, CancellationToken cancellationToken)
     {
-        var state = new WorkflowStateState(entity.Bookmarks, entity.CompletionCallbacks, entity.ActivityExecutionContexts, entity.Output, entity.Properties);
+        var state = new WorkflowStateState(entity.Bookmarks, entity.CompletionCallbacks, entity.ActivityExecutionContexts, entity.Output, entity.Properties, entity.Fault);
         var json = await _workflowStateSerializer.SerializeAsync(state, cancellationToken);
         var now = _systemClock.UtcNow;
         var entry = dbContext.Entry(entity);
@@ -80,6 +80,7 @@ public class EFCoreWorkflowStateStore : IWorkflowStateStore
         entity.ActivityExecutionContexts = data.ActivityExecutionContexts;
         entity.Output = data.Output;
         entity.Properties = data.Properties;
+        entity.Fault = data.Fault;
     }
 
     private class WorkflowStateState
@@ -89,19 +90,19 @@ public class EFCoreWorkflowStateStore : IWorkflowStateStore
         {
         }
 
-        public WorkflowStateState(
-            ICollection<Bookmark> bookmarks,
+        public WorkflowStateState(ICollection<Bookmark> bookmarks,
             ICollection<CompletionCallbackState> completionCallbacks,
             ICollection<ActivityExecutionContextState> activityExecutionContexts,
             IDictionary<string, object> output,
-            IDictionary<string, object> properties
-        )
+            IDictionary<string, object> properties,
+            WorkflowFaultState? fault)
         {
             Bookmarks = bookmarks;
             CompletionCallbacks = completionCallbacks;
             ActivityExecutionContexts = activityExecutionContexts;
             Output = output;
             Properties = properties;
+            Fault = fault;
         }
 
         public ICollection<Bookmark> Bookmarks { get; set; } = new List<Bookmark>();
@@ -109,5 +110,6 @@ public class EFCoreWorkflowStateStore : IWorkflowStateStore
         public ICollection<ActivityExecutionContextState> ActivityExecutionContexts { get; set; } = new List<ActivityExecutionContextState>();
         public IDictionary<string, object> Output { get; set; } = new Dictionary<string, object>();
         public IDictionary<string, object> Properties { get; set; } = new Dictionary<string, object>();
+        public WorkflowFaultState? Fault { get; set; }
     }
 }
\ No newline at end of file
diff --git a/src/modules/Elsa.Http/Handlers/DefaultHttpEndpointWorkflowFaultHandler.cs b/src/modules/Elsa.Http/Handlers/DefaultHttpEndpointWorkflowFaultHandler.cs
index 6b6febefe..a3331967b 100644
--- a/src/modules/Elsa.Http/Handlers/DefaultHttpEndpointWorkflowFaultHandler.cs
+++ b/src/modules/Elsa.Http/Handlers/DefaultHttpEndpointWorkflowFaultHandler.cs
@@ -27,14 +27,14 @@ public class DefaultHttpEndpointWorkflowFaultHandler : IHttpEndpointWorkflowFaul
     {
         var httpContext = context.HttpContext;
         var workflowState = context.WorkflowState;
-        var fault = workflowState.Fault!;
+        var fault = workflowState.Fault;
 
         httpContext.Response.ContentType = MediaTypeNames.Application.Json;
         httpContext.Response.StatusCode = StatusCodes.Status500InternalServerError;
 
         var faultedResponse = _apiSerializer.Serialize(new
         {
-            errorMessage = $"Workflow faulted with error: {fault.Message}",
+            errorMessage = fault != null ? $"Workflow faulted with error: {fault.Message}" : "Workflow faulted",
             workflowState = workflowState
         });
 
diff --git a/src/modules/Elsa.Http/Scripting/JavaScript/HttpJavaScriptHandler.cs b/src/modules/Elsa.Http/Scripting/JavaScript/HttpJavaScriptHandler.cs
index 969540af1..9d8732ad6 100644
--- a/src/modules/Elsa.Http/Scripting/JavaScript/HttpJavaScriptHandler.cs
+++ b/src/modules/Elsa.Http/Scripting/JavaScript/HttpJavaScriptHandler.cs
@@ -12,11 +12,11 @@ namespace Elsa.Http.Scripting.JavaScript;
 [PublicAPI]
 public class HttpJavaScriptHandler : INotificationHandler<EvaluatingJavaScript>
 {
-    
     /// <inheritdoc />
-    public async Task HandleAsync(EvaluatingJavaScript notification, CancellationToken cancellationToken)
+    public Task HandleAsync(EvaluatingJavaScript notification, CancellationToken cancellationToken)
     {
         var engine = notification.Engine;
         engine.RegisterType<HttpRequestHeaders>();
+        return Task.CompletedTask;
     }
 }
\ No newline at end of file
diff --git a/src/modules/Elsa.Http/Services/RouteMatcher.cs b/src/modules/Elsa.Http/Services/RouteMatcher.cs
index eb24ce2a4..463662cf3 100644
--- a/src/modules/Elsa.Http/Services/RouteMatcher.cs
+++ b/src/modules/Elsa.Http/Services/RouteMatcher.cs
@@ -25,7 +25,7 @@ public class RouteMatcher : IRouteMatcher
 
         foreach (var parameter in parsedTemplate.Parameters)
             if (parameter.DefaultValue != null)
-                result.Add(parameter.Name, parameter.DefaultValue);
+                result.Add(parameter.Name!, parameter.DefaultValue);
 
         return result;
     }
diff --git a/src/modules/Elsa.JavaScript/Services/JintJavaScriptEvaluator.cs b/src/modules/Elsa.JavaScript/Services/JintJavaScriptEvaluator.cs
index f26f45d31..4c8a26463 100644
--- a/src/modules/Elsa.JavaScript/Services/JintJavaScriptEvaluator.cs
+++ b/src/modules/Elsa.JavaScript/Services/JintJavaScriptEvaluator.cs
@@ -81,6 +81,12 @@ public class JintJavaScriptEvaluator : IJavaScriptEvaluator
         engine.SetValue("newGuid", (Func<Guid>)(() => Guid.NewGuid()));
         engine.SetValue("newGuidString", (Func<string>)(() => Guid.NewGuid().ToString()));
         engine.SetValue("newShortGuid", (Func<string>)(() => Regex.Replace(Convert.ToBase64String(Guid.NewGuid().ToByteArray()), "[/+=]", "")));
+        
+        // Deprecated, use newGuidString instead.
+        engine.SetValue("getGuidString", (Func<string>)(() => Guid.NewGuid().ToString()));
+        
+        // Deprecated, use newShortGuid instead.
+        engine.SetValue("getShortGuid", (Func<string>)(() => Regex.Replace(Convert.ToBase64String(Guid.NewGuid().ToByteArray()), "[/+=]", "")));
 
         // Add common .NET types.
         engine.RegisterType<DateTime>();
@@ -143,11 +149,11 @@ public class JintJavaScriptEvaluator : IJavaScriptEvaluator
         if (obj == null)
             return null!;
 
-        // If it's not an IEnumerable or it's a string, return the original object
-        if (obj is not IEnumerable enumerable || obj is string)
+        // If it's not an IEnumerable or it's a string or dictionary, return the original object.
+        if (obj is not IEnumerable enumerable || obj is string || obj is IDictionary)
             return obj;
 
-        // Use LINQ to convert the IEnumerable to an array
+        // Use LINQ to convert the IEnumerable to an array.
         var elementType = obj.GetType().GetGenericArguments().FirstOrDefault();
 
         if (elementType == null)