diff --git a/src/components/Discover/Conformance/ConformanceResults.vue b/src/components/Discover/Conformance/ConformanceResults.vue
index b2127c5..bb6b5e2 100644
--- a/src/components/Discover/Conformance/ConformanceResults.vue
+++ b/src/components/Discover/Conformance/ConformanceResults.vue
@@ -153,6 +153,7 @@
         <div v-else class="border rounded border-neutral-300 p-2 bg-neutral-10 " :class="data.timeTrend.chart !== null ? 'w-1/2' : 'w-full'">
           <p class="h2 pl-2 mb-2">Issue List<span class="material-symbols-outlined !text-sm align-middle ml-2 cursor-pointer" v-tooltip.bottom="tooltip.issueList">info</span></p>
           <table class="text-sm min-w-full table-fixed">
+            <caption class="hidden">Issues List</caption>
             <tbody>
               <tr v-for="(trace, key) in data.issues" :key="key">
                 <td class="p-2 pl-6 truncate max-w-0 w-1/3">
diff --git a/src/components/Discover/Conformance/MoreModal.vue b/src/components/Discover/Conformance/MoreModal.vue
index e17546a..9cfef96 100644
--- a/src/components/Discover/Conformance/MoreModal.vue
+++ b/src/components/Discover/Conformance/MoreModal.vue
@@ -14,6 +14,7 @@
       </p>
       <div class="overflow-y-scroll overflow-x-hidden scrollbar mx-[-8px] max-h-[calc(100%_-_96px)]" >
         <table class="border-separate border-spacing-x-2 text-sm">
+          <caption class="hidden">Trace List</caption>
           <thead class="sticky top-0 z-10 bg-neutral-100">
             <tr>
               <th class="h2 px-2 border-b border-neutral-500">Trace</th>
diff --git a/src/components/Discover/Map/Filter/ActAndSeq.vue b/src/components/Discover/Map/Filter/ActAndSeq.vue
index 5093e4d..92e1e4b 100644
--- a/src/components/Discover/Map/Filter/ActAndSeq.vue
+++ b/src/components/Discover/Map/Filter/ActAndSeq.vue
@@ -7,6 +7,7 @@
     <!-- Table -->
     <div class="overflow-y-auto overflow-x-auto scrollbar -mx-2 h-[calc(100%_-_64px)]">
       <table class="border-separate border-spacing-x-2 table-auto min-w-full text-sm" :class="data.length === 0? 'h-full': null">
+        <caption class="hidden">Activity List</caption>
         <thead class="sticky top-0 left-0 z-10 bg-neutral-10">
           <tr>
             <th class="text-start font-semibold leading-10 px-2 border-b border-neutral-500">Activity</th>
diff --git a/src/components/Discover/Map/Filter/Attributes.vue b/src/components/Discover/Map/Filter/Attributes.vue
index f2134e2..6f4362a 100644
--- a/src/components/Discover/Map/Filter/Attributes.vue
+++ b/src/components/Discover/Map/Filter/Attributes.vue
@@ -134,6 +134,9 @@ export default {
 
     return { filterAttrs }
   },
+  components: {
+    InputNumber,
+  },
   data() {
     return {
       selectedAttName: {},
@@ -224,6 +227,7 @@ export default {
       let max = this.valueData.max;
       const type = this.valueData.type;
       switch (type) {
+        case 'dummy':
         case 'date':
           xAxisMin = new Date(min).getTime();
           xAxisMax = new Date(max).getTime();
@@ -268,6 +272,7 @@ export default {
       const type = this.selectedAttName.type;
 
       switch (type) {
+        case 'dummy': //sonar-qube
         case 'date':
           start = getMoment(this.startTime).format('YYYY-MM-DDTHH:mm:00');
           end = getMoment(this.endTime).format('YYYY-MM-DDTHH:mm:00');
@@ -366,6 +371,7 @@ export default {
         const min = this.valueData.min;
         const max = this.valueData.max;
         switch (this.selectedAttName.type) {
+          case 'dummy': //sonar-qube
           case 'date':
             // 除了 date 外雙向綁定為空
             this.valueStart = null;
@@ -607,6 +613,7 @@ export default {
       let end = sliderData[e[1].toFixed()]; // 取得 index，須為整數。
 
       switch (this.selectedAttName.type) {
+        case 'dummy':
         case 'date':
           this.startTime = new Date(start);
           this.endTime = new Date(end);
diff --git a/src/components/Discover/Map/Filter/Trace.vue b/src/components/Discover/Map/Filter/Trace.vue
index f07f845..9003ca6 100644
--- a/src/components/Discover/Map/Filter/Trace.vue
+++ b/src/components/Discover/Map/Filter/Trace.vue
@@ -21,6 +21,7 @@
       </p>
       <div class="overflow-y-scroll overflow-x-hidden scrollbar mx-[-8px] max-h-[calc(100%_-_96px)]" >
         <table class="border-separate border-spacing-x-2 text-sm w-full">
+          <caption class="hidden">Trace list</caption>
           <thead class="sticky top-0 z-10 bg-neutral-10">
             <tr>
               <th class="h2 px-2 border-b border-neutral-500">Trace</th>
diff --git a/src/components/Discover/Map/SidebarState.vue b/src/components/Discover/Map/SidebarState.vue
index 0010af6..e75cd3e 100644
--- a/src/components/Discover/Map/SidebarState.vue
+++ b/src/components/Discover/Map/SidebarState.vue
@@ -189,7 +189,9 @@
                 </ul>
               </TabPanel>
               <TabPanel header="Most Frequent Trace" contentClass="text-sm">
-                <li v-if="insights.most_freq_traces.length === 0">No data</li>
+                <ul v-if="insights.most_freq_traces.length === 0">
+                  <li >No data</li>
+                </ul>                
                 <ul v-else class="list-disc ml-6 space-y-1">
                   <li class="break-words" v-for="(item, key) in insights.most_freq_traces" :key="key">
                     <span v-for="(value, index) in item" :key="index">{{ value }}<span v-if="index !== item.length - 1">&nbsp;<span class="material-symbols-outlined !text-lg align-sub">arrow_forward</span>&nbsp;</span>
diff --git a/src/components/Discover/Map/SidebarTraces.vue b/src/components/Discover/Map/SidebarTraces.vue
index 064dd29..38a05bb 100644
--- a/src/components/Discover/Map/SidebarTraces.vue
+++ b/src/components/Discover/Map/SidebarTraces.vue
@@ -12,6 +12,7 @@
         </p>
         <div class="overflow-y-scroll overflow-x-hidden scrollbar mx-[-8px] max-h-[calc(100%_-_96px)]" >
           <table class="border-separate border-spacing-x-2 text-sm">
+            <caption class="hidden">Trace List</caption>
             <thead class="sticky top-0 z-10 bg-neutral-10">
               <tr>
                 <th class="h2 px-2 border-b border-neutral-500">Trace</th>