diff --git a/src/client/context/AuthContext.tsx b/src/client/context/AuthContext.tsx
index f409f00..f39a0fe 100644
--- a/src/client/context/AuthContext.tsx
+++ b/src/client/context/AuthContext.tsx
@@ -18,7 +18,7 @@ const defaultUser: AppUser = {
     updatedAt: new Date().toISOString()
 };
 
-const DEFAULT_ORGANIZATION_ID = '00000000-0000-0000-0000-000000000001';
+const DEFAULT_ORGANIZATION_ID = 'e47e6210-4879-4e5b-bf21-9285d2713123';
 const DEFAULT_ORGANIZATION_NAME = 'Organização Padrão';
 
 export const AuthProvider: React.FC<AuthProviderProps> = ({ children }) => {
diff --git a/src/server/controllers/analysisController.ts b/src/server/controllers/analysisController.ts
index 22fab09..5440856 100644
--- a/src/server/controllers/analysisController.ts
+++ b/src/server/controllers/analysisController.ts
@@ -128,8 +128,12 @@ export const getProjectAnalysis = async (req: Request, res: Response) => {
         res.json(analysis);
 
     } catch (error: unknown) {
+        console.error('CRITICAL: Error in getProjectAnalysis controller:', error);
         const message = error instanceof Error ? error.message : 'Unknown error';
-        res.status(500).json({ error: message });
+        res.status(500).json({ 
+            error: message,
+            stack: error instanceof Error ? error.stack : undefined 
+        });
     }
 };
 
diff --git a/src/server/middleware/authMiddleware.ts b/src/server/middleware/authMiddleware.ts
index 75600b0..6cdb178 100644
--- a/src/server/middleware/authMiddleware.ts
+++ b/src/server/middleware/authMiddleware.ts
@@ -23,7 +23,7 @@ export const extractUser = async (req: Request, res: Response, next: NextFunctio
         email: 'guest@gpi.app',
         name: 'Guest User',
         role: 'user',
-        organizationId: req.headers['x-organization-id'] as string || '00000000-0000-0000-0000-000000000001',
+        organizationId: req.headers['x-organization-id'] as string || 'e47e6210-4879-4e5b-bf21-9285d2713123',
         organizationRole: 'user'
     };
     next();