Fix/error when querying nested content items with list part (#14916)

OrchardCMS · Dec 19, 2023 · 916289c · 916289c
1 parent 4f5d597
commit 916289c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/OrchardCore.Modules/OrchardCore.Lists/GraphQL/ListQueryObjectType.cs b/src/OrchardCore.Modules/OrchardCore.Lists/GraphQL/ListQueryObjectType.cs
@@ -6,6 +6,7 @@
 using GraphQL.Types;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Localization;
+using OrchardCore.Apis.GraphQL;
 using OrchardCore.ContentManagement;
 using OrchardCore.ContentManagement.GraphQL.Queries.Types;
 using OrchardCore.ContentManagement.Records;
@@ -28,7 +29,8 @@ public ListQueryObjectType(IStringLocalizer<ListQueryObjectType> S)
                 .Description("the content items")
                 .Argument<IntGraphType, int>("first", "the first n elements (10 by default)", 10)
                 .Argument<IntGraphType, int>("skip", "the number of elements to skip", 0)
-                .ResolveAsync(async g =>
+                // Important to use ResolveLockedAsync to prevent concurrency error on database query, when using nested content items with List part
+                .ResolveLockedAsync(async g =>
                 {
                     var serviceProvider = g.RequestServices;
                     var session = serviceProvider.GetService<ISession>();