diff --git a/lib/js-api/src/axiosHttpClient.ts b/lib/js-api/src/axiosHttpClient.ts
index 316ad7b3b7..548f175efd 100644
--- a/lib/js-api/src/axiosHttpClient.ts
+++ b/lib/js-api/src/axiosHttpClient.ts
@@ -258,7 +258,7 @@ export class AxiosHttpClient implements HttpClient {
 
         try {
             document.cookie = `CSRF-TOKEN=${token};path=/`;
-        } catch (err) {
+        } catch {
             /* continue regardless of error */
         }
     }
diff --git a/lib/js-api/test/alfrescoApi.spec.ts b/lib/js-api/test/alfrescoApi.spec.ts
index 6101b253c9..2df2549d54 100644
--- a/lib/js-api/test/alfrescoApi.spec.ts
+++ b/lib/js-api/test/alfrescoApi.spec.ts
@@ -18,6 +18,7 @@
 import assert from 'assert';
 import { AlfrescoApi } from '../src';
 import { BpmAuthMock, EcmAuthMock, OAuthMock } from './mockObjects';
+import nock from 'nock';
 
 describe('Basic configuration test', () => {
     describe('config parameter ', () => {
@@ -209,16 +210,23 @@ describe('Basic configuration test', () => {
     });
 
     describe('login', () => {
+        beforeEach(() => {
+            nock.cleanAll();
+        });
+
         it('Should login be rejected if username or password are not provided', async () => {
+            const hostEcm = 'https://testServer.com:1616';
+            const authEcmMock = new EcmAuthMock(hostEcm); // ✅ HAS MOCK
+
             const config = {
-                hostEcm: 'https://testServer.com:1616',
+                hostEcm,
                 contextRoot: 'strangeContextRoot',
                 withCredentials: true
             };
             const alfrescoJsApi = new AlfrescoApi(config);
 
             let error;
-
+            authEcmMock.get401InvalidRequest();
             try {
                 await alfrescoJsApi.login(undefined, undefined);
             } catch (e) {
diff --git a/lib/js-api/test/mockObjects/content-services/ecm-auth.mock.ts b/lib/js-api/test/mockObjects/content-services/ecm-auth.mock.ts
index dd109fdd40..19ea2fc8f9 100644
--- a/lib/js-api/test/mockObjects/content-services/ecm-auth.mock.ts
+++ b/lib/js-api/test/mockObjects/content-services/ecm-auth.mock.ts
@@ -82,6 +82,20 @@ export class EcmAuthMock extends BaseMock {
             });
     }
 
+    get401InvalidRequest(): void {
+        this.createNockWithCors()
+            .get('/.*tickets.*/')
+            .reply(401, {
+                error: {
+                    errorKey: 'framework.exception.ApiDefault',
+                    statusCode: 401,
+                    briefSummary: '05210059 Authentication failed for Web Script org/alfresco/api/ResourceWebScript.get',
+                    stackTrace: 'For security reasons the stack trace is no longer displayed, but the property is kept for previous versions.',
+                    descriptionURL: 'https://api-explorer.alfresco.com'
+                }
+            });
+    }
+
     get403Response(): void {
         this.createNockWithCors()
             .post('/alfresco/api/-default-/public/authentication/versions/1/tickets', {