diff --git a/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/ShiftedLookupIdsTests.cs b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/ShiftedLookupIdsTests.cs
new file mode 100644
index 00000000..91007f94
--- /dev/null
+++ b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/ShiftedLookupIdsTests.cs
@@ -0,0 +1,220 @@
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using eFormCore;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging.Abstractions;
+using Microting.eForm.Infrastructure;
+using Microting.eForm.Infrastructure.Constants;
+using Microting.eForm.Infrastructure.Data.Entities;
+using Microting.eForm.Infrastructure.Helpers;
+using Microting.eFormApi.BasePn.Abstractions;
+using Microting.eFormApi.BasePn.Infrastructure.Database.Entities;
+using Microting.eFormApi.BasePn.Infrastructure.Helpers.PluginDbOptions;
+using Microting.eFormWorkflowBase.Infrastructure.Data;
+using Microting.eFormWorkflowBase.Infrastructure.Data.Entities;
+using NSubstitute;
+using NUnit.Framework;
+using Testcontainers.MariaDb;
+using Workflow.Pn.Infrastructure.Models.Settings;
+using Workflow.Pn.Services.WorkflowCasesService;
+using Workflow.Pn.Services.WorkflowLocalizationService;
+
+#nullable enable
+namespace Workflow.Pn.Test;
+
+/// <summary>
+/// microting/eform-angular-frontend#8141: on a MariaDB Galera cluster
+/// (auto_increment_increment=3) the SDK lookup tables get non-contiguous ids
+/// (Picture=15, SingleSelect=24, Dansk=3, ...). The workflow plugin must
+/// resolve field types by FieldType.Type, never by a hardcoded numeric id.
+/// </summary>
+[TestFixture]
+public class ShiftedLookupIdsTests
+{
+    // Mimic a Galera node: every AUTO_INCREMENT step is 3, starting at 3,
+    // so the SDK field types seed as Text=3 .. Picture=15 .. SingleSelect=24.
+    private readonly MariaDbContainer _container = new MariaDbBuilder("mariadb:11.2")
+        .WithDatabase("myDb").WithUsername("bla").WithPassword("secretpassword")
+        .WithCommand("--auto-increment-increment=3", "--auto-increment-offset=3")
+        .Build();
+
+    private string _sdkConnection = null!;
+    private MicrotingDbContext _sdkDbContext = null!;
+    private WorkflowPnDbContext _workflowDbContext = null!;
+    private Language _danish = null!;
+
+    // SDK seeding order (SqlController.SettingCheckAll)
+    private static readonly string[] SdkFieldTypeOrder =
+    {
+        Constants.FieldTypes.Text, Constants.FieldTypes.Number, Constants.FieldTypes.None,
+        Constants.FieldTypes.CheckBox, Constants.FieldTypes.Picture, Constants.FieldTypes.Audio,
+        Constants.FieldTypes.Movie, Constants.FieldTypes.SingleSelect, Constants.FieldTypes.Comment,
+        Constants.FieldTypes.MultiSelect, Constants.FieldTypes.Date, Constants.FieldTypes.Signature,
+        Constants.FieldTypes.Timer, Constants.FieldTypes.EntitySearch, Constants.FieldTypes.EntitySelect,
+        Constants.FieldTypes.ShowPdf, Constants.FieldTypes.FieldGroup, Constants.FieldTypes.SaveButton,
+        Constants.FieldTypes.NumberStepper
+    };
+
+    [OneTimeSetUp]
+    public async Task OneTimeSetUp()
+    {
+        await _container.StartAsync();
+        var conn = _container.GetConnectionString();
+        _sdkConnection = conn.Replace("myDb", "420_SDK").Replace("bla", "root");
+        var pluginConnection = conn.Replace("myDb", "420_eform-angular-workflow-plugin").Replace("bla", "root");
+
+        _sdkDbContext = new DbContextHelper(_sdkConnection).GetDbContext();
+        await _sdkDbContext.Database.MigrateAsync();
+
+        foreach (var type in SdkFieldTypeOrder)
+        {
+            if (!await _sdkDbContext.FieldTypes.AnyAsync(x => x.Type == type))
+            {
+                await new FieldType { Type = type, Description = type }.Create(_sdkDbContext);
+            }
+        }
+
+        _danish = await _sdkDbContext.Languages.FirstOrDefaultAsync(x => x.LanguageCode == "da");
+        if (_danish == null)
+        {
+            _danish = new Language { Name = "Dansk", LanguageCode = "da" };
+            await _danish.Create(_sdkDbContext);
+        }
+
+        var optionsBuilder = new DbContextOptionsBuilder<WorkflowPnDbContext>();
+        optionsBuilder.UseMySql(pluginConnection,
+            new MariaDbServerVersion(ServerVersion.AutoDetect(pluginConnection)));
+        _workflowDbContext = new WorkflowPnDbContext(optionsBuilder.Options);
+        await _workflowDbContext.Database.MigrateAsync();
+    }
+
+    [OneTimeTearDown]
+    public async Task OneTimeTearDown()
+    {
+        await _container.DisposeAsync();
+        if (_workflowDbContext != null) await _workflowDbContext.DisposeAsync();
+        if (_sdkDbContext != null) await _sdkDbContext.DisposeAsync();
+    }
+
+    [SetUp]
+    public async Task SetUp()
+    {
+        _workflowDbContext.PluginConfigurationValues.RemoveRange(_workflowDbContext.PluginConfigurationValues);
+        await _workflowDbContext.SaveChangesAsync();
+    }
+
+    [Test]
+    public async Task FieldTypeIds_AreShiftedLikeAGaleraInstall()
+    {
+        // Guard: the fixture really does produce shifted ids, otherwise the
+        // tests below would pass for the wrong reason.
+        Assert.That(await FieldTypeId(Constants.FieldTypes.Picture), Is.EqualTo(15));
+        Assert.That(await FieldTypeId(Constants.FieldTypes.SingleSelect), Is.EqualTo(24));
+    }
+
+    [Test]
+    public async Task Read_ResolvesPictureFieldByType_WhenPictureIdIsShifted()
+    {
+        var secondEform = await CreateCheckList("second eform", parentId: null);
+        var child = await CreateCheckList("second eform child", parentId: secondEform.Id);
+        await CreateField(child.Id, Constants.FieldTypes.Text, "Text");
+        await CreateField(child.Id, Constants.FieldTypes.Picture, "Pictures of task done");
+
+        await AddConfig($"WorkflowBaseSettings:{nameof(WorkflowBaseSettings.SecondEformId)}", secondEform.Id.ToString());
+        await AddConfig($"WorkflowBaseSettings:{nameof(WorkflowBaseSettings.IncidentPlaceListId)}", "1");
+        await AddConfig($"WorkflowBaseSettings:{nameof(WorkflowBaseSettings.IncidentTypeListId)}", "2");
+
+        var workflowCase = new WorkflowCase
+        {
+            Description = "desc",
+            DateOfIncident = DateTime.UtcNow,
+            IncidentPlace = "place",
+            IncidentType = "type",
+        };
+        await workflowCase.Create(_workflowDbContext);
+
+        var result = await CreateService(new WorkflowBaseSettings()).Read(workflowCase.Id);
+
+        Assert.That(result.Success, Is.True, result.Message);
+        Assert.That(result.Model.Id, Is.EqualTo(workflowCase.Id));
+    }
+
+    [Test]
+    public async Task GetPlaces_ResolvesSingleSelectFieldsByType_WhenSingleSelectIdIsShifted()
+    {
+        var firstEform = await CreateCheckList("first eform", parentId: null);
+        await CreateField(firstEform.Id, Constants.FieldTypes.Text, "Text");
+        await CreateField(firstEform.Id, Constants.FieldTypes.SingleSelect, "Incident type");
+        var placesField = await CreateField(firstEform.Id, Constants.FieldTypes.SingleSelect, "Incident place");
+        await CreateOption(placesField.Id, "Kontoret");
+        await CreateOption(placesField.Id, "Lageret");
+
+        var result = await CreateService(new WorkflowBaseSettings { FirstEformId = firstEform.Id }).GetPlaces();
+
+        Assert.That(result.Success, Is.True, result.Message);
+        Assert.That(result.Model.Select(x => x.Name), Is.EquivalentTo(new[] { "Kontoret", "Lageret" }));
+    }
+
+    private WorkflowCasesService CreateService(WorkflowBaseSettings settings)
+    {
+        var core = new Core { DbContextHelper = new DbContextHelper(_sdkConnection) };
+        var coreService = Substitute.For<IEFormCoreService>();
+        coreService.GetCore().Returns(core);
+
+        var userService = Substitute.For<IUserService>();
+        userService.GetCurrentUserLanguage().Returns(_danish);
+
+        var options = Substitute.For<IPluginDbOptions<WorkflowBaseSettings>>();
+        options.Value.Returns(settings);
+
+        return new WorkflowCasesService(
+            coreService,
+            userService,
+            _workflowDbContext,
+            Substitute.For<IWorkflowLocalizationService>(),
+            options,
+            NullLogger<WorkflowCasesService>.Instance,
+            null!);
+    }
+
+    private async Task<int> FieldTypeId(string type) =>
+        (await _sdkDbContext.FieldTypes.SingleAsync(x => x.Type == type)).Id;
+
+    private async Task<CheckList> CreateCheckList(string label, int? parentId)
+    {
+        var checkList = new CheckList { Label = label, ParentId = parentId };
+        await checkList.Create(_sdkDbContext);
+        return checkList;
+    }
+
+    private async Task<Field> CreateField(int checkListId, string type, string label)
+    {
+        var field = new Field
+        {
+            CheckListId = checkListId,
+            FieldTypeId = await FieldTypeId(type),
+            Label = label
+        };
+        await field.Create(_sdkDbContext);
+        return field;
+    }
+
+    private async Task CreateOption(int fieldId, string text)
+    {
+        var option = new FieldOption { FieldId = fieldId, Key = text };
+        await option.Create(_sdkDbContext);
+        await new FieldOptionTranslation
+        {
+            FieldOptionId = option.Id,
+            LanguageId = _danish.Id,
+            Text = text
+        }.Create(_sdkDbContext);
+    }
+
+    private async Task AddConfig(string name, string value)
+    {
+        _workflowDbContext.PluginConfigurationValues.Add(new PluginConfigurationValue { Name = name, Value = value });
+        await _workflowDbContext.SaveChangesAsync();
+    }
+}
diff --git a/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/Workflow.Pn.Test.csproj b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/Workflow.Pn.Test.csproj
index c65d09dd..1a5069d5 100644
--- a/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/Workflow.Pn.Test.csproj
+++ b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn.Test/Workflow.Pn.Test.csproj
@@ -20,4 +20,8 @@
     <PackageReference Include="Testcontainers.Mariadb" Version="4.16.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\Workflow.Pn\Workflow.Pn.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/Services/WorkflowCasesService/WorkflowCasesService.cs b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/Services/WorkflowCasesService/WorkflowCasesService.cs
index 5e0b9dc2..71d10117 100644
--- a/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/Services/WorkflowCasesService/WorkflowCasesService.cs
+++ b/eFormAPI/Plugins/Workflow.Pn/Workflow.Pn/Services/WorkflowCasesService/WorkflowCasesService.cs
@@ -181,7 +181,8 @@ public async Task<OperationDataResult<WorkflowCasesUpdateModel>> Read(int id)
         var secondEformId = int.Parse(secondEformIdValue!);
         var childCheckList = await sdkDbContext.CheckLists.FirstAsync(x => x.ParentId == secondEformId);
         var fieldIdOfTaskCompleted =
-            await sdkDbContext.Fields.FirstAsync(x => x.CheckListId == childCheckList.Id && x.FieldTypeId == 5);
+            await sdkDbContext.Fields.FirstAsync(x =>
+                x.CheckListId == childCheckList.Id && x.FieldType.Type == Constants.FieldTypes.Picture);
 
         // get query
         var workflowDbCase = await workflowPnDbContext.WorkflowCases
@@ -627,7 +628,7 @@ public async Task<OperationDataResult<List<WorkflowPlacesModel>>> GetPlaces()
 
                 var fieldWithPlaces = await sdkDbContext.Fields
                     .Where(x => x.CheckListId == options.Value.FirstEformId)
-                    .Where(x => x.FieldTypeId == 8) // fieldType.id == 8; fieldType.type -> SingleSelect
+                    .Where(x => x.FieldType.Type == Constants.FieldTypes.SingleSelect)
                     .Select(x => x.Id)
                     .Skip(1)
                     .FirstOrDefaultAsync();