diff --git a/servicio-usuarios/src/users/users.service.ts b/servicio-usuarios/src/users/users.service.ts
index 0cd70023..b2c42794 100644
--- a/servicio-usuarios/src/users/users.service.ts
+++ b/servicio-usuarios/src/users/users.service.ts
@@ -99,10 +99,13 @@ export class UsersService {
           reject(err);
         } else {
           let passwordEncriptada = Md5.init(password);
+          if (res.length > 0) {
           if (res[0].password == passwordEncriptada) {
             resolve(res[0]);
           } else {
             resolve(null);
+            }}else{
+            resolve(null);
           }
         }
       });