diff --git a/src/modules/whatsapp/whatsapp-config.service.ts b/src/modules/whatsapp/whatsapp-config.service.ts
index 6785877..c3e2b9b 100644
--- a/src/modules/whatsapp/whatsapp-config.service.ts
+++ b/src/modules/whatsapp/whatsapp-config.service.ts
@@ -78,8 +78,10 @@ export class WhatsappConfigService {
         verified_name: data.verified_name,
         quality_rating: data.quality_rating,
       };
-    } catch {
-      return { valid: false, error: 'Erro de conexão com a Meta API' };
+    } catch (err: any) {
+      const msg = err?.message || String(err);
+      console.error('[WhatsappConfig] validateCredentials falhou:', msg);
+      return { valid: false, error: `Erro de conexão com a Meta API: ${msg}` };
     }
   }
 }