diff --git a/src/api/workflowAutomationApi.ts b/src/api/workflowAutomationApi.ts
index 3400e43..c0dcaa7 100644
--- a/src/api/workflowAutomationApi.ts
+++ b/src/api/workflowAutomationApi.ts
@@ -531,17 +531,18 @@ export type ApiRequestFunction = (options: ApiRequestOptions<any>) => Promise<an
 
 /**
  * Fetch node types for the flow builder (backend-driven).
- * GET /api/workflow-automation/node-types?language=de
+ * GET /api/workflow-automation/node-types?mandateId=...&language=de
  */
 export async function fetchNodeTypes(
   request: ApiRequestFunction,
+  mandateId: string,
   language = 'de'
 ): Promise<NodeTypesResponse> {
-  console.log(`${LOG} fetchNodeTypes: language=${language}`);
+  console.log(`${LOG} fetchNodeTypes: mandateId=${mandateId} language=${language}`);
   const data = await request({
     url: `${BASE}/node-types`,
     method: 'get',
-    params: { language },
+    params: { mandateId, language },
   });
   const nodeTypes = data?.nodeTypes ?? [];
   const categories = data?.categories ?? [];
@@ -717,6 +718,7 @@ export async function fetchWorkflows(
     params: Object.keys(queryParams).length > 0 ? queryParams : undefined,
   });
   if (data?.items && data?.pagination) return data;
+  if (data?.items) return data.items;
   return data?.workflows ?? [];
 }
 
@@ -990,7 +992,7 @@ export async function fetchTasks(
     method: 'get',
     params,
   });
-  return data?.tasks ?? [];
+  return data?.items ?? [];
 }
 
 export async function completeTask(
diff --git a/src/components/FlowEditor/editor/WorkflowFlowEditor.tsx b/src/components/FlowEditor/editor/WorkflowFlowEditor.tsx
index 953a740..523c80e 100644
--- a/src/components/FlowEditor/editor/WorkflowFlowEditor.tsx
+++ b/src/components/FlowEditor/editor/WorkflowFlowEditor.tsx
@@ -551,7 +551,7 @@ export const WorkflowFlowEditor: React.FC<WorkflowFlowEditorProps> = ({ instance
     setLoading(true);
     setError(null);
     try {
-      const data = await fetchNodeTypes(request, language);
+      const data = await fetchNodeTypes(request, mandateId || '', language);
       setNodeTypes(data.nodeTypes);
       setCategories(data.categories);
       if (data.portTypeCatalog) {
@@ -572,12 +572,12 @@ export const WorkflowFlowEditor: React.FC<WorkflowFlowEditorProps> = ({ instance
 
   const loadWorkflows = useCallback(async () => {
     try {
-      const result = await fetchWorkflows(request);
+      const result = await fetchWorkflows(request, { mandateId: mandateId || undefined });
       setWorkflows(Array.isArray(result) ? result : result.items);
     } catch (e) {
       console.error(`${LOG} loadWorkflows failed`, e);
     }
-  }, [request]);
+  }, [request, mandateId]);
 
   useEffect(() => {
     loadNodeTypes();
diff --git a/src/components/FlowEditor/nodes/shared/graphUtils.ts b/src/components/FlowEditor/nodes/shared/graphUtils.ts
index 81528a1..227776a 100644
--- a/src/components/FlowEditor/nodes/shared/graphUtils.ts
+++ b/src/components/FlowEditor/nodes/shared/graphUtils.ts
@@ -100,9 +100,78 @@ export function fromApiGraph(
     };
   });
 
+  const hasPositions = nodes.length > 0 && nodes.some((n) => n.x !== 0 || n.y !== 0);
+  if (!hasPositions && nodes.length > 1) {
+    _autoLayoutTopDown(nodes, connections);
+  }
+
   return { nodes, connections };
 }
 
+const _NODE_WIDTH = 200;
+const _NODE_HEIGHT = 60;
+const _VERTICAL_GAP = 80;
+const _HORIZONTAL_GAP = 60;
+
+function _autoLayoutTopDown(nodes: CanvasNode[], connections: CanvasConnection[]): void {
+  const inDegree = new Map<string, number>();
+  const children = new Map<string, string[]>();
+  for (const n of nodes) {
+    inDegree.set(n.id, 0);
+    children.set(n.id, []);
+  }
+  for (const c of connections) {
+    inDegree.set(c.targetId, (inDegree.get(c.targetId) ?? 0) + 1);
+    children.get(c.sourceId)?.push(c.targetId);
+  }
+
+  const layers: string[][] = [];
+  const assigned = new Set<string>();
+  const queue = nodes.filter((n) => (inDegree.get(n.id) ?? 0) === 0).map((n) => n.id);
+
+  while (queue.length > 0) {
+    const layer = [...queue];
+    layers.push(layer);
+    layer.forEach((id) => assigned.add(id));
+    const next: string[] = [];
+    for (const id of layer) {
+      for (const child of children.get(id) || []) {
+        if (assigned.has(child)) continue;
+        const remaining = connections.filter(
+          (c) => c.targetId === child && !assigned.has(c.sourceId)
+        );
+        if (remaining.length === 0) next.push(child);
+      }
+    }
+    queue.length = 0;
+    const unique = [...new Set(next)];
+    queue.push(...unique);
+  }
+
+  for (const n of nodes) {
+    if (!assigned.has(n.id)) {
+      layers.push([n.id]);
+      assigned.add(n.id);
+    }
+  }
+
+  const nodeById = new Map(nodes.map((n) => [n.id, n]));
+  let y = 40;
+  for (const layer of layers) {
+    const totalWidth = layer.length * _NODE_WIDTH + (layer.length - 1) * _HORIZONTAL_GAP;
+    let x = Math.max(40, (600 - totalWidth) / 2);
+    for (const id of layer) {
+      const node = nodeById.get(id);
+      if (node) {
+        node.x = x;
+        node.y = y;
+        x += _NODE_WIDTH + _HORIZONTAL_GAP;
+      }
+    }
+    y += _NODE_HEIGHT + _VERTICAL_GAP;
+  }
+}
+
 export function toApiGraph(
   nodes: CanvasNode[],
   connections: CanvasConnection[]
diff --git a/src/components/FormGenerator/FormGeneratorTable/FormGeneratorTable.tsx b/src/components/FormGenerator/FormGeneratorTable/FormGeneratorTable.tsx
index dd347fb..f59cc83 100644
--- a/src/components/FormGenerator/FormGeneratorTable/FormGeneratorTable.tsx
+++ b/src/components/FormGenerator/FormGeneratorTable/FormGeneratorTable.tsx
@@ -913,13 +913,14 @@ export function FormGeneratorTable<T extends Record<string, any>>({
       return columnsRef.current;
     }
     
-    // NO COLUMNS PROVIDED - this is an error in the calling component
-    // The calling component should provide columns from the /attributes/{entityType} endpoint
-    console.warn(
-      '⚠️ FormGeneratorTable: No columns provided! ' +
-      'Columns should come from Pydantic attribute definitions via /attributes/{entityType} endpoint. ' +
-      'Please ensure the calling component fetches and passes columns from the backend.'
-    );
+    // Only warn when data is present but columns are still missing
+    if (data && data.length > 0) {
+      console.warn(
+        '⚠️ FormGeneratorTable: No columns provided! ' +
+        'Columns should come from Pydantic attribute definitions via /attributes/{entityType} endpoint. ' +
+        'Please ensure the calling component fetches and passes columns from the backend.'
+      );
+    }
     
     // Return empty array - table will show no columns
     return [];
diff --git a/src/config/pageRegistry.tsx b/src/config/pageRegistry.tsx
index aea2eaf..ef0ba28 100644
--- a/src/config/pageRegistry.tsx
+++ b/src/config/pageRegistry.tsx
@@ -25,7 +25,7 @@ import {
   FaProjectDiagram, FaMapMarkedAlt, FaWallet, FaMoneyBillAlt, FaClock,
   FaHeadset, FaVideo, FaHatWizard, FaStore, FaUserTie, FaClipboardList,
   FaFileContract, FaGlobe, FaClipboardCheck,
-  FaSitemap, FaCopy, FaTasks,
+  FaSitemap,
 } from 'react-icons/fa';
 
 // =============================================================================
@@ -58,11 +58,7 @@ export const PAGE_ICONS: Record<string, React.ReactNode> = {
   'page.system.ragInventory': <FaDatabase />,
 
   // System pages - Workflow Automation
-  'page.system.workflowAutomation.workflows': <FaSitemap />,
-  'page.system.workflowAutomation.editor': <FaProjectDiagram />,
-  'page.system.workflowAutomation.templates': <FaCopy />,
-  'page.system.workflowAutomation.runs': <FaPlay />,
-  'page.system.workflowAutomation.tasks': <FaTasks />,
+  'page.system.workflowAutomation': <FaSitemap />,
 
   // Billing pages (legacy compat)
   'page.billing.dashboard': <FaWallet />,
diff --git a/src/hooks/useFiles.ts b/src/hooks/useFiles.ts
index d3a098e..3755d6f 100644
--- a/src/hooks/useFiles.ts
+++ b/src/hooks/useFiles.ts
@@ -133,11 +133,11 @@ export function useUserFiles() {
     } catch (error: any) {
       console.error('Error fetching permissions:', error);
       const defaultPerms: UserPermissions = {
-        view: false,
-        read: 'n',
-        create: 'n',
-        update: 'n',
-        delete: 'n',
+        view: true,
+        read: 'my',
+        create: 'my',
+        update: 'my',
+        delete: 'my',
       };
       setPermissions(defaultPerms);
       return defaultPerms;
diff --git a/src/hooks/useWorkflows.ts b/src/hooks/useWorkflows.ts
index efa3ee5..1cae59c 100644
--- a/src/hooks/useWorkflows.ts
+++ b/src/hooks/useWorkflows.ts
@@ -34,11 +34,12 @@ async function startWorkflowApi(
   workflowData: StartWorkflowRequest,
   options?: { workflowId?: string; workflowMode?: 'Dynamic' | 'Automation' },
 ) {
+  const wfId = options?.workflowId ?? (workflowData as { workflowId?: string }).workflowId;
   return await request({
     url: `/api/workflow-automation/execute`,
     method: 'post',
     data: {
-      workflowId: options?.workflowId ?? (workflowData as { workflowId?: string }).workflowId,
+      workflowId: wfId,
       payload: workflowData,
     },
   });
diff --git a/src/pages/ComplianceAuditPage.tsx b/src/pages/ComplianceAuditPage.tsx
index 3f6f6c9..9ab7c50 100644
--- a/src/pages/ComplianceAuditPage.tsx
+++ b/src/pages/ComplianceAuditPage.tsx
@@ -575,7 +575,7 @@ export const ComplianceAuditPage: React.FC = () => {
       label: t('Datei'),
       sortable: true,
       width: 140,
-      formatter: (val: any) => (val ? `${String(val).slice(0, 8)}…` : '–'),
+      displayField: 'fileIdLabel',
     },
   ], [t]);
 
diff --git a/src/pages/workflowAutomation/WorkflowAutomationHubPage.tsx b/src/pages/workflowAutomation/WorkflowAutomationHubPage.tsx
index 23a8822..db782de 100644
--- a/src/pages/workflowAutomation/WorkflowAutomationHubPage.tsx
+++ b/src/pages/workflowAutomation/WorkflowAutomationHubPage.tsx
@@ -40,6 +40,13 @@ export const WorkflowAutomationPage: React.FC = () => {
 
   const [activeTab, setActiveTab] = useState<string>(initialRunId ? 'detail' : initialTab);
   const [selectedRunId, setSelectedRunId] = useState<string | null>(initialRunId);
+
+  useEffect(() => {
+    const newTab = _TAB_ALIASES[searchParams.get('tab') || 'workflows'] || searchParams.get('tab') || 'workflows';
+    if (newTab !== activeTab) {
+      setActiveTab(newTab);
+    }
+  }, [searchParams]);
   const [workflowFilter, setWorkflowFilter] = useState<string | null>(null);
   const [selectedMandateId, setSelectedMandateId] = useState<string>('all');
 
diff --git a/src/pages/workflowAutomation/tabs/RunsTab.tsx b/src/pages/workflowAutomation/tabs/RunsTab.tsx
index 541d36d..939d668 100644
--- a/src/pages/workflowAutomation/tabs/RunsTab.tsx
+++ b/src/pages/workflowAutomation/tabs/RunsTab.tsx
@@ -338,7 +338,7 @@ export const _RunsTab: React.FC<RunsTabProps> = ({ workflowFilter, onRunClick, s
       if (selectedMandateId !== 'all') params.mandateId = selectedMandateId;
       const resp = await api.get('/api/workflow-automation/runs', { params });
       const data = resp.data;
-      setRuns(data?.runs || []);
+      setRuns(data?.items || []);
       const total = data?.total ?? 0;
       const pageSize = pag.pageSize;
       setPaginationMeta({
@@ -416,7 +416,7 @@ export const _RunsTab: React.FC<RunsTabProps> = ({ workflowFilter, onRunClick, s
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'mandateLabel',
+      displayField: 'mandateIdLabel',
     },
     {
       key: 'featureInstanceId',
@@ -424,7 +424,7 @@ export const _RunsTab: React.FC<RunsTabProps> = ({ workflowFilter, onRunClick, s
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'instanceLabel',
+      displayField: 'featureInstanceIdLabel',
     },
     {
       key: 'ownerId',
@@ -432,7 +432,7 @@ export const _RunsTab: React.FC<RunsTabProps> = ({ workflowFilter, onRunClick, s
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'ownerLabel',
+      displayField: 'ownerIdLabel',
     },
     { key: 'status', width: 110, sortable: true, filterable: true },
     {
diff --git a/src/pages/workflowAutomation/tabs/WorkflowsTab.tsx b/src/pages/workflowAutomation/tabs/WorkflowsTab.tsx
index 353c773..a80d410 100644
--- a/src/pages/workflowAutomation/tabs/WorkflowsTab.tsx
+++ b/src/pages/workflowAutomation/tabs/WorkflowsTab.tsx
@@ -220,7 +220,7 @@ export const _WorkflowsTab: React.FC<WorkflowsTabProps> = ({ onWorkflowClick, se
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'mandateLabel',
+      displayField: 'mandateIdLabel',
     },
     {
       key: 'featureInstanceId',
@@ -228,15 +228,15 @@ export const _WorkflowsTab: React.FC<WorkflowsTabProps> = ({ onWorkflowClick, se
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'instanceLabel',
+      displayField: 'featureInstanceIdLabel',
     },
     {
-      key: 'ownerId',
-      label: t('Benutzer'),
+      key: 'sysCreatedBy',
+      label: t('Ersteller'),
       width: 140,
       sortable: true,
       filterable: true,
-      displayField: 'ownerLabel',
+      displayField: 'sysCreatedByLabel',
     },
     {
       key: 'active',