diff --git a/src/store/modules/topology.ts b/src/store/modules/topology.ts
index 5d76e806..c61a3653 100644
--- a/src/store/modules/topology.ts
+++ b/src/store/modules/topology.ts
@@ -1,4 +1,3 @@
-import { dashboardStore } from "./dashboard";
 /**
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
diff --git a/src/views/dashboard/List.vue b/src/views/dashboard/List.vue
index 84a8507c..15398a3a 100644
--- a/src/views/dashboard/List.vue
+++ b/src/views/dashboard/List.vue
@@ -170,7 +170,7 @@ limitations under the License. -->
             :tags="currentRow.expressions || []"
             :vertical="true"
             :text="t('addExpressions')"
-            @change="(param) => changeExpressions(param)"
+            @change="(param: string[]) => changeExpressions(param)"
           />
         </div>
         <template #footer>
diff --git a/src/views/dashboard/related/topology/components/utils/layout.ts b/src/views/dashboard/related/topology/components/utils/layout.ts
index cf2017d2..75aad15c 100644
--- a/src/views/dashboard/related/topology/components/utils/layout.ts
+++ b/src/views/dashboard/related/topology/components/utils/layout.ts
@@ -272,7 +272,7 @@ export function hierarchy(levels: Node[][], calls: Call[], radius: number) {
 export function computeHierarchyLevels(nodes: Node[]) {
   const levelsNum: number[] = nodes.map((d: Node) => d.l || 0);
   const list = [...new Set(levelsNum)];
-  const sortedArr = list.sort((a, b) => a - b);
+  const sortedArr = list.sort((a, b) => b - a);
   const nodesList = [];
 
   for (const min of sortedArr) {
diff --git a/src/views/dashboard/related/topology/config/Settings.vue b/src/views/dashboard/related/topology/config/Settings.vue
index b016c3f1..45af09ce 100644
--- a/src/views/dashboard/related/topology/config/Settings.vue
+++ b/src/views/dashboard/related/topology/config/Settings.vue
@@ -57,7 +57,7 @@ limitations under the License. -->
         :tags="states.linkServerExpressions"
         :vertical="true"
         :text="t('addExpressions')"
-        @change="(param) => changeLinkServerExpressions(param)"
+        @change="(param: string[]) => changeLinkServerExpressions(param)"
       />
     </div>
     <Selector
@@ -92,7 +92,7 @@ limitations under the License. -->
           :tags="states.linkClientExpressions"
           :vertical="true"
           :text="t('addExpressions')"
-          @change="(param) => changeLinkClientExpressions(param)"
+          @change="(param: string[]) => changeLinkClientExpressions(param)"
         />
       </div>
       <Selector
@@ -168,7 +168,7 @@ limitations under the License. -->
         :tags="states.nodeExpressions"
         :vertical="true"
         :text="t('addExpressions')"
-        @change="(param) => changeNodeExpressions(param)"
+        @change="(param: string[]) => changeNodeExpressions(param)"
       />
     </div>
     <Selector