diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/ExamSessionServiceImpl.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/ExamSessionServiceImpl.java
index afee06ae..332c11ee 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/ExamSessionServiceImpl.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/ExamSessionServiceImpl.java
@@ -186,12 +186,11 @@ public class ExamSessionServiceImpl implements ExamSessionService {
     @Override
     public Result<Collection<ClientConnectionData>> getConnectionData(final Long examId) {
         return Result.tryCatch(() -> {
-            final Cache cache = this.cacheManager.getCache(ExamSessionCacheService.CACHE_NAME_ACTIVE_CLIENT_CONNECTION);
             return this.clientConnectionDAO
                     .getConnectionTokens(examId)
                     .getOrThrow()
                     .stream()
-                    .map(token -> cache.get(token, ClientConnectionData.class))
+                    .map(this.examSessionCacheService::getActiveClientConnection)
                     .filter(data -> data != null)
                     .collect(Collectors.toList());
         });
diff --git a/src/main/resources/config/application-dev-ws.properties b/src/main/resources/config/application-dev-ws.properties
index 88786d0b..19223ba0 100644
--- a/src/main/resources/config/application-dev-ws.properties
+++ b/src/main/resources/config/application-dev-ws.properties
@@ -22,7 +22,7 @@ spring.quartz.properties.org.quartz.threadPool.threadCount=2
 sebserver.webservice.distributed=false
 sebserver.webservice.http.scheme=http
 sebserver.webservice.http.server.name=${server.address}
-sebserver.webservice.http.port=${server.port}
+#sebserver.webservice.http.port=${server.port}
 sebserver.webservice.http.redirect.gui=/gui
 sebserver.webservice.api.admin.endpoint=/admin-api/v1
 sebserver.webservice.api.admin.accessTokenValiditySeconds=3600
diff --git a/src/test/java/ch/ethz/seb/sebserver/HTTPClientBot.java b/src/test/java/ch/ethz/seb/sebserver/HTTPClientBot.java
index 2dc551c5..99675ad0 100644
--- a/src/test/java/ch/ethz/seb/sebserver/HTTPClientBot.java
+++ b/src/test/java/ch/ethz/seb/sebserver/HTTPClientBot.java
@@ -88,7 +88,7 @@ public class HTTPClientBot {
         this.apiVersion = args.getOrDefault("apiVersion", "v1");
         this.examId = args.getOrDefault("examId", "2");
         this.institutionId = args.getOrDefault("institutionId", "1");
-        this.numberOfConnections = Integer.parseInt(args.getOrDefault("numberOfConnections", "1"));
+        this.numberOfConnections = Integer.parseInt(args.getOrDefault("numberOfConnections", "4"));
         this.pingInterval = Long.parseLong(args.getOrDefault("pingInterval", "200"));
         this.errorInterval = Long.parseLong(args.getOrDefault("errorInterval", String.valueOf(TEN_SECONDS)));
         this.runtime = Long.parseLong(args.getOrDefault("runtime", String.valueOf(ONE_MINUTE)));