diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/config/GFRocketChatConfig.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/config/GFRocketChatConfig.java
index 77927569819cd1536709d6a2b2e084966416ea2f..1f91fa18168d28f64d06cff755982ec3e70a1dbe 100644
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/config/GFRocketChatConfig.java
+++ b/gemeinsamforschen/src/main/java/unipotsdam/gf/config/GFRocketChatConfig.java
@@ -7,7 +7,7 @@ public class GFRocketChatConfig {
 
     //private static final String ROCKET_CHAT_LINK = "http://rocketchat.westeurope.cloudapp.azure.com/";
 
-    private static final String ROCKET_CHAT_LINK = "https://rocket.farm-test.rz.uni-potsdam.de/home/";
+    private static final String ROCKET_CHAT_LINK = "https://rocket.farm-test.rz.uni-potsdam.de/";
 
     // or https://rocket.farm.uni-potsdam.de/
     // https://rocket.farm-test.rz.uni-potsdam.de/home
diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/service/CommunicationService.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/service/CommunicationService.java
index eaa652f84563d547a60b82544065cb7def80641d..0ba8a1506924de891cd233cf989c44695e38be65 100644
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/service/CommunicationService.java
+++ b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/communication/service/CommunicationService.java
@@ -25,15 +25,28 @@ import javax.annotation.ManagedBean;
 import javax.annotation.Resource;
 import javax.inject.Inject;
 import javax.inject.Singleton;
-import javax.mail.*;
+import javax.mail.Authenticator;
+import javax.mail.Message;
+import javax.mail.MessagingException;
+import javax.mail.PasswordAuthentication;
+import javax.mail.Session;
+import javax.mail.Transport;
 import javax.mail.internet.InternetAddress;
 import javax.mail.internet.MimeMessage;
 import javax.ws.rs.core.Response;
 import java.io.UnsupportedEncodingException;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
 import java.util.stream.Collectors;
 
-import static unipotsdam.gf.config.GFMailConfig.*;
+import static unipotsdam.gf.config.GFMailConfig.SMTP_HOST;
+import static unipotsdam.gf.config.GFMailConfig.SMTP_PASSWORD;
+import static unipotsdam.gf.config.GFMailConfig.SMTP_PORT;
+import static unipotsdam.gf.config.GFMailConfig.SMTP_USERNAME;
 import static unipotsdam.gf.config.GFRocketChatConfig.ADMIN_USER;
 import static unipotsdam.gf.config.GFRocketChatConfig.ROCKET_CHAT_API_LINK;
 import static unipotsdam.gf.config.GFRocketChatConfig.ROCKET_CHAT_ROOM_LINK;
@@ -249,14 +262,6 @@ public class CommunicationService implements ICommunication {
         rocketChatAuth.put("user", user.getEmail());
         rocketChatAuth.put("password", user.getPassword());
 
-        HttpResponse<String> response2 =
-                unirestService
-                        .post(ROCKET_CHAT_API_LINK + "login")
-                        .body(rocketChatAuth)
-                        .asObject(String.class);
-
-        System.out.println(response2.getBody());
-
         HttpResponse<RocketChatLoginResponse> response =
                 unirestService
                         .post(ROCKET_CHAT_API_LINK + "login")
@@ -274,6 +279,7 @@ public class CommunicationService implements ICommunication {
         RocketChatLoginResponse rocketChatLoginResponse = response.getBody();
         user.setRocketChatUserId(rocketChatLoginResponse.getUserId());
         user.setRocketChatAuthToken(rocketChatLoginResponse.getAuthToken());
+
         return true;
     }
 
diff --git a/gemeinsamforschen/src/test/java/unipotsdam/gf/modules/communication/service/CommunicationServiceTest.java b/gemeinsamforschen/src/test/java/unipotsdam/gf/modules/communication/service/CommunicationServiceTest.java
index d1ce67e7a82f61dc9f4df44c3b1d33147f0a83db..0328220efc68623f2fb220ee03ddd73f3e0af2ff 100644
--- a/gemeinsamforschen/src/test/java/unipotsdam/gf/modules/communication/service/CommunicationServiceTest.java
+++ b/gemeinsamforschen/src/test/java/unipotsdam/gf/modules/communication/service/CommunicationServiceTest.java
@@ -2,12 +2,13 @@ package unipotsdam.gf.modules.communication.service;
 
 import org.glassfish.hk2.api.ServiceLocator;
 import org.glassfish.hk2.utilities.ServiceLocatorUtilities;
-import org.junit.*;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
 import uk.co.jemos.podam.api.PodamFactory;
 import uk.co.jemos.podam.api.PodamFactoryImpl;
 import unipotsdam.gf.config.GFApplicationBinder;
-import unipotsdam.gf.core.database.InMemoryMySqlConnect;
-import unipotsdam.gf.core.database.TestGFApplicationBinder;
 import unipotsdam.gf.interfaces.ICommunication;
 import unipotsdam.gf.modules.assessment.controller.model.StudentIdentifier;
 import unipotsdam.gf.modules.communication.model.EMailMessage;
@@ -19,18 +20,23 @@ import unipotsdam.gf.modules.project.ProjectDAO;
 import unipotsdam.gf.modules.user.User;
 import unipotsdam.gf.modules.user.UserDAO;
 import unipotsdam.gf.modules.user.UserProfile;
-import unipotsdam.gf.modules.user.UserView;
-import unipotsdam.gf.mysql.MysqlConnect;
 import unipotsdam.gf.process.constraints.Constraints;
 import unipotsdam.gf.process.constraints.ConstraintsMessages;
 
 import javax.inject.Inject;
-import java.net.URISyntaxException;
-import java.util.*;
-
-import static org.hamcrest.Matchers.is;
-import static org.junit.Assert.*;
-import static unipotsdam.gf.config.GFRocketChatConfig.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static unipotsdam.gf.config.GFRocketChatConfig.ADMIN_USER;
+import static unipotsdam.gf.config.GFRocketChatConfig.ROCKET_CHAT_ROOM_LINK;
+import static unipotsdam.gf.config.GFRocketChatConfig.TEST_USER;
 
 public class CommunicationServiceTest {
 
@@ -75,7 +81,7 @@ public class CommunicationServiceTest {
     public void loginUser() {
         assertTrue(iCommunication.loginUser(TEST_USER));
         assertTrue(!TEST_USER.getRocketChatAuthToken().isEmpty());
-        assertTrue(TEST_USER.getRocketChatUserId().isEmpty());
+        assertTrue(!TEST_USER.getRocketChatUserId().isEmpty());
 
         User falseLoginUser = new User("name", "password", "email", true);
         assertFalse(iCommunication.loginUser(falseLoginUser));