diff --git a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/CachingGraphQLService.cs b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/CachingGraphQLService.cs
index ce4af1bdd..09ddaafdc 100644
--- a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/CachingGraphQLService.cs
+++ b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/CachingGraphQLService.cs
@@ -15,6 +15,7 @@ using Squidex.Domain.Apps.Core;
 using Squidex.Domain.Apps.Entities.Apps;
 using Squidex.Domain.Apps.Entities.Assets;
 using Squidex.Infrastructure;
+using Squidex.Infrastructure.Log;
 
 namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
 {
@@ -94,7 +95,8 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
                     allSchemas,
                     GetPageSizeForContents(),
                     GetPageSizeForAssets(),
-                    resolver.GetRequiredService<IUrlGenerator>());
+                    resolver.GetRequiredService<IUrlGenerator>(),
+                    resolver.GetRequiredService<ISemanticLog>());
             });
         }
 
diff --git a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLModel.cs b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLModel.cs
index e62f2b17e..8de5298db 100644
--- a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLModel.cs
+++ b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/GraphQLModel.cs
@@ -17,6 +17,7 @@ using Squidex.Domain.Apps.Entities.Contents.GraphQL.Types;
 using Squidex.Domain.Apps.Entities.Contents.GraphQL.Types.Utils;
 using Squidex.Domain.Apps.Entities.Schemas;
 using Squidex.Infrastructure;
+using Squidex.Infrastructure.Log;
 using GraphQLSchema = GraphQL.Types.Schema;
 
 #pragma warning disable IDE0003
@@ -31,6 +32,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
         private readonly IObjectGraphType assetType;
         private readonly IGraphType assetListType;
         private readonly GraphQLSchema graphQLSchema;
+        private readonly ISemanticLog log;
 
         public bool CanGenerateAssetSourceUrl { get; }
 
@@ -43,8 +45,10 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
             IEnumerable<ISchemaEntity> schemas,
             int pageSizeContents,
             int pageSizeAssets,
-            IUrlGenerator urlGenerator)
+            IUrlGenerator urlGenerator, ISemanticLog log)
         {
+            this.log = log;
+
             partitionResolver = app.PartitionResolver();
 
             CanGenerateAssetSourceUrl = urlGenerator.CanGenerateAssetSourceUrl;
@@ -147,7 +151,21 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
                 execution.Schema = graphQLSchema;
                 execution.Inputs = query.Inputs;
                 execution.Query = query.Query;
-            }).ConfigureAwait(false);
+            });
+
+            if (result.Errors != null && result.Errors.Any())
+            {
+                log.LogWarning(w => w
+                    .WriteProperty("action", "GraphQL")
+                    .WriteProperty("status", "Failed")
+                    .WriteArray("errors", a =>
+                    {
+                        foreach (var error in result.Errors)
+                        {
+                            a.WriteObject(error, (error, e) => e.WriteException(error));
+                        }
+                    }));
+            }
 
             var errors = result.Errors?.Select(x => (object)new { x.Message, x.Locations }).ToArray();
 
diff --git a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentGraphType.cs b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentGraphType.cs
index c8e857fac..a6dbe63a3 100644
--- a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentGraphType.cs
+++ b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentGraphType.cs
@@ -5,6 +5,7 @@
 //  All rights reserved. Licensed under the MIT license.
 // ==========================================================================
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using GraphQL.Types;
@@ -20,12 +21,12 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
 
         public ContentGraphType(ISchemaEntity schema)
         {
-            this.schemaId = schema.Id;
+            schemaId = schema.Id;
 
             var schemaType = schema.TypeName();
             var schemaName = schema.DisplayName();
 
-            Name = $"{schemaType}";
+            Name = schemaType.SafeTypeName();
 
             AddField(new FieldType
             {
diff --git a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/Extensions.cs b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/Extensions.cs
index 78bf139cc..797bea745 100644
--- a/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/Extensions.cs
+++ b/backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/Extensions.cs
@@ -5,6 +5,7 @@
 //  All rights reserved. Licensed under the MIT license.
 // ==========================================================================
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using GraphQL;
@@ -17,6 +18,16 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
 {
     public static class Extensions
     {
+        public static string SafeTypeName(this string typeName)
+        {
+            if (typeName.Equals("Content", StringComparison.Ordinal))
+            {
+                return $"{typeName}Entity";
+            }
+
+            return typeName;
+        }
+
         public static IEnumerable<(T Field, string Name, string Type)> SafeFields<T>(this IEnumerable<T> fields) where T : IField
         {
             var allFields =
diff --git a/backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/GraphQL/GraphQLTestBase.cs b/backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/GraphQL/GraphQLTestBase.cs
index b4aaf4c8b..2cac0ce2c 100644
--- a/backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/GraphQL/GraphQLTestBase.cs
+++ b/backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/GraphQL/GraphQLTestBase.cs
@@ -41,11 +41,13 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
         protected readonly ISchemaEntity schema;
         protected readonly ISchemaEntity schemaRef1;
         protected readonly ISchemaEntity schemaRef2;
+        protected readonly ISchemaEntity schemaInvalidName;
         protected readonly Context requestContext;
         protected readonly NamedId<DomainId> appId = NamedId.Of(DomainId.NewGuid(), "my-app");
         protected readonly NamedId<DomainId> schemaId = NamedId.Of(DomainId.NewGuid(), "my-schema");
         protected readonly NamedId<DomainId> schemaRefId1 = NamedId.Of(DomainId.NewGuid(), "my-ref-schema1");
         protected readonly NamedId<DomainId> schemaRefId2 = NamedId.Of(DomainId.NewGuid(), "my-ref-schema2");
+        protected readonly NamedId<DomainId> schemaInvalidNameId = NamedId.Of(DomainId.NewGuid(), "content");
         protected readonly IGraphQLService sut;
 
         public GraphQLTestBase()
@@ -107,6 +109,13 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
 
             schemaRef2 = Mocks.Schema(appId, schemaRefId2, schemaRef2Def);
 
+            var schemaInvalidNameDef =
+                new Schema(schemaInvalidNameId.Name)
+                    .Publish()
+                    .AddString(1, "my-field", Partitioning.Invariant);
+
+            schemaInvalidName = Mocks.Schema(appId, schemaInvalidNameId, schemaInvalidNameDef);
+
             requestContext = new Context(Mocks.FrontendUser(), app);
 
             sut = CreateSut();
@@ -139,7 +148,13 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL
                 var appProvider = A.Fake<IAppProvider>();
 
                 A.CallTo(() => appProvider.GetSchemasAsync(testBase.appId.Id))
-                    .Returns(new List<ISchemaEntity> { testBase.schema, testBase.schemaRef1, testBase.schemaRef2 });
+                    .Returns(new List<ISchemaEntity>
+                    {
+                        testBase.schema,
+                        testBase.schemaRef1,
+                        testBase.schemaRef2,
+                        testBase.schemaInvalidName
+                    });
 
                 var dataLoaderContext = new DataLoaderContextAccessor();