diff --git a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/JpaSystemManagement.java b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/JpaSystemManagement.java
index 8e6f84f06..6692f2fb3 100644
--- a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/JpaSystemManagement.java
+++ b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/JpaSystemManagement.java
@@ -340,7 +340,7 @@ public class JpaSystemManagement implements CurrentTenantCacheKeyGenerator, Syst
                 }
                 return null;
             }));
-        } while (tenants.hasNext() && (query = tenants.nextPageable()) != null);
+        } while ((query = tenants.nextPageable()) != Pageable.unpaged());
 
     }
 }
diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/DistributionSetMetadataDetailsLayout.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/DistributionSetMetadataDetailsLayout.java
index d6b55ce1a..138483d79 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/DistributionSetMetadataDetailsLayout.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/DistributionSetMetadataDetailsLayout.java
@@ -66,7 +66,7 @@ public class DistributionSetMetadataDetailsLayout extends AbstractMetadataDetail
         selectedDistSetId = distributionSet.getId();
         final List<DistributionSetMetadata> dsMetadataList = distributionSetManagement
                 .findMetaDataByDistributionSetId(PageRequest.of(0, MAX_METADATA_QUERY), selectedDistSetId).getContent();
-        if (null != dsMetadataList && !dsMetadataList.isEmpty()) {
+        if (!dsMetadataList.isEmpty()) {
             dsMetadataList.forEach(this::setMetadataProperties);
         }
     }
diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/TargetMetadataDetailsLayout.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/TargetMetadataDetailsLayout.java
index aae34d46f..f5821c9e7 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/TargetMetadataDetailsLayout.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/common/detailslayout/TargetMetadataDetailsLayout.java
@@ -66,7 +66,7 @@ public class TargetMetadataDetailsLayout extends AbstractMetadataDetailsLayout {
         final List<TargetMetadata> targetMetadataList = targetManagement
                 .findMetaDataByControllerId(PageRequest.of(0, MAX_METADATA_QUERY), target.getControllerId())
                 .getContent();
-        if (targetMetadataList != null && !targetMetadataList.isEmpty()) {
+        if (!targetMetadataList.isEmpty()) {
             targetMetadataList.forEach(this::setMetadataProperties);
         }
     }