diff --git a/src/components/Discover/Conformance/ConformanceResults.vue b/src/components/Discover/Conformance/ConformanceResults.vue
index 4462ac9..285e57b 100644
--- a/src/components/Discover/Conformance/ConformanceResults.vue
+++ b/src/components/Discover/Conformance/ConformanceResults.vue
@@ -134,12 +134,9 @@
             </table>
         </div>
       </div>
-
-
     </div>
-
   </section>
-  <MoreModal :issusModal="issusModal" @update:visible="issusModal = $event" :issueTraces="issueTraces" :issusNo="issusNo" ref="moreModal"></MoreModal>
+  <MoreModal :issusModal="issusModal" @update:visible="issusModal = $event" :issueTraces="issueTraces" :issusNo="issusNo" :traceId="traceId" :firstCases="firstCases" ref="moreModal"></MoreModal>
 </section>
 </template>
 <script>
@@ -192,6 +189,8 @@ export default {
       casesChartData: null,
       casesChartOptions: null,
       issusNo: null,
+      traceId: null,
+      firstCases: null,
       tooltip: {
         results: {
           value: 'This page will perform a conformance check based on the filtering results of the map.',
@@ -243,7 +242,8 @@ export default {
       // async await 解決非同步資料延遲傳遞導致未讀取到而出錯的問題
       this.issusNo = no;
       await this.conformanceStore.getLogConformanceIssue(no);
-      await this.conformanceStore.getLogConformanceTraceDetail(no, this.issueTraces[0].id, 0, 20);
+      this.traceId = await this.issueTraces[0].id;
+      this.firstCases = await this.conformanceStore.getLogConformanceTraceDetail(no, this.issueTraces[0].id, 0);
       this.issusModal = await true;
       await this.$refs.moreModal.createCy()
     },
diff --git a/src/components/Discover/Conformance/MoreModal.vue b/src/components/Discover/Conformance/MoreModal.vue
index a1fa26d..7774c71 100644
--- a/src/components/Discover/Conformance/MoreModal.vue
+++ b/src/components/Discover/Conformance/MoreModal.vue
@@ -43,15 +43,12 @@
             <div id="cfmTrace" ref="cfmTrace" class="h-full min-w-full relative"></div>
           </div>
         </div>
-        <div class="overflow-y-auto overflow-x-auto scrollbar h-[calc(100%_-_264px)]">
-            <DataTable :value="caseData" showGridlines tableClass="text-sm" breakpoint="0">
+        <div class="overflow-y-auto overflow-x-auto scrollbar h-[calc(100%_-_264px)] infiniteTable" @scroll="handleScroll">
+            <DataTable :value="caseData" showGridlines tableClass="text-sm " breakpoint="0">
               <div v-for="(col, index) in columnData" :key="index">
                 <Column :field="col.field" :header="col.header" sortable></Column>
               </div>
             </DataTable>
-            <!-- <infinite-loading @infinite="infiniteHandler"></infinite-loading> -->
-          <!-- <div v-if="!maxItems">Loading more...</div>
-          <div v-else>No more data available.</div> -->
         </div>
       </section>
     </div>
@@ -63,22 +60,20 @@ import ConformanceStore from '@/stores/conformance.js';
 import cytoscapeMapTrace from '@/module/cytoscapeMapTrace.js';
 
 export default {
-  props: ['issusModal', 'issusNo'],
+  props: ['issusModal', 'issusNo', 'traceId', 'firstCases'],
   setup() {
     const conformanceStore = ConformanceStore();
-    const { issueTraces, taskSeq, cases } = storeToRefs(conformanceStore);
+    const { issueTraces, taskSeq, cases, infinite404 } = storeToRefs(conformanceStore);
 
-    return { issueTraces, taskSeq, cases, conformanceStore }
+    return { issueTraces, taskSeq, cases, infinite404, conformanceStore }
   },
   data() {
     return {
       contentClass: '!bg-neutral-100 border-t border-neutral-300 h-full',
-      showTraceId: 1,
-      infiniteData: [],
-      busy: false,
+      showTraceId: null,
+      infiniteData: null,
       maxItems: false,
-      start: 0,
-      pageSize: 20,
+      startNum: 0,
       processMap:{
         nodes:[],
         edges:[],
@@ -102,14 +97,16 @@ export default {
       }).sort((x, y) => x.id - y.id);
     },
     caseData: function() {
-      const data = JSON.parse(JSON.stringify(this.cases)); // 深拷貝原始 cases 的內容
-      data.forEach(item => {
-        item.attributes.forEach((attribute, index) => {
-          item[`att_${index}`] = attribute.value; // 建立新的 key-value pair
-        });
-        delete item.attributes; // 刪除原本的 attributes 屬性
-      })
-      return data;
+      if(this.infiniteData !== null){
+        const data = JSON.parse(JSON.stringify(this.infiniteData)); // 深拷貝原始 cases 的內容
+        data.forEach(item => {
+          item.attributes.forEach((attribute, index) => {
+            item[`att_${index}`] = attribute.value; // 建立新的 key-value pair
+          });
+          delete item.attributes; // 刪除原本的 attributes 屬性
+        })
+        return data;
+      }
     },
     columnData: function() {
       const data = JSON.parse(JSON.stringify(this.cases)); // 深拷貝原始 cases 的內容
@@ -122,6 +119,28 @@ export default {
       return result
     },
   },
+  watch: {
+    taskSeq: function(newValue){
+      if(newValue !== null) this.createCy();
+    },
+    traceId: function(newValue) {
+      // 當 traceId 屬性變化時更新 showTraceId
+      this.showTraceId = newValue;
+    },
+    showTraceId: function(newValue, oldValue) {
+      let isScrollTop = document.querySelector('.infiniteTable');
+      if(typeof isScrollTop.scrollTop !== 'undefined') if(newValue !== oldValue) isScrollTop.scrollTop = 0;
+    },
+    firstCases: function(newValue, oldValue){
+      this.infiniteData = newValue;
+    },
+    infinite404: function(newValue, oldValue){
+      if (newValue === 404) {
+        this.maxItems = true;
+        this.loading = false;
+      }
+    },
+  },
   methods: {
     /**
      * Number to percentage
@@ -143,9 +162,13 @@ export default {
      * switch case data
      * @param {number} id
      */
-    switchCaseData(id) {
+    async switchCaseData(id) {
+      this.infinite404 = null;
+      this.maxItems = false;
       this.showTraceId = id;
-      this.conformanceStore.getLogConformanceTraceDetail(this.issusNo, id, 0, 20)
+      this.startNum = 0;
+      let result = await this.conformanceStore.getLogConformanceTraceDetail(this.issusNo, id, 0);
+      this.infiniteData = await result;
     },
     /**
      * 將 trace element nodes 資料彙整
@@ -198,32 +221,29 @@ export default {
         cytoscapeMapTrace(this.processMap.nodes, this.processMap.edges, graphId);
       });
     },
-    async infiniteHandler() {
-      console.log('TT');
-
+    async fetchData() {
       try {
-        await this.conformanceStore.getLogConformanceTraceDetail(this.issusNo, this.issueTraces[0], this.start, this.pageSize)
-        this.cases = [...this.infiniteData, ...this.cases];
-        console.log(this.cases);
-        (this.cases.length < this.pageSize) ? this.maxItems = true : this.pageSize += 20;
-        $state.loaded();
+        this.loading = true;
+        this.startNum += 20
+        const result = await this.conformanceStore.getLogConformanceTraceDetail(this.issusNo, this.showTraceId, this.startNum);
+        this.infiniteData = [...this.infiniteData, ...result];
       } catch(error) {
-        if (error.response && error.response.status === 404) {
-          $state.complete();
-        } else {
-          console.error('Failed to load data:', error);
-        }
+        // console.error('Failed to load data:', error);
       } finally {
-        this.busy = false;
+        this.loading = false;
+      }
+    },
+    handleScroll(event) {
+      if(this.loading || this.maxItems) return;
+
+      const container = event.target;
+      const overScrollHeight = container.scrollTop + container.clientHeight + 20 >= container.scrollHeight;
+
+      if (overScrollHeight) {
+        this.fetchData();
+        this.loading = true;
       }
     },
-  },
-  watch: {
-    taskSeq: function(newValue){
-      if(newValue !== null) this.createCy();
-    }
-  },
-  mounted(){
   },
 }
 </script>
diff --git a/src/stores/conformance.js b/src/stores/conformance.js
index 2e7b2c7..b6b1894 100644
--- a/src/stores/conformance.js
+++ b/src/stores/conformance.js
@@ -5,6 +5,7 @@ import {useToast} from 'vue-toast-notification';
 import 'vue-toast-notification/dist/theme-sugar.css';
 import moment from "moment";
 import { Decimal } from 'decimal.js';
+import { resolveTransitionHooks } from "vue";
 
 const loading = loadingStore(pinia);
 const $toast = useToast();
@@ -28,6 +29,7 @@ export default defineStore('conformanceStore', {
     selectedProcessScope: 'End to end', // radio
     selectedActSeqMore: 'All', // radio
     selectedActSeqFromTo: 'From', // radio
+    infinite404: null,
   }),
   getters: {
     conformanceTask: state => {
@@ -148,22 +150,25 @@ export default defineStore('conformanceStore', {
     /**
      * Get the Trace Details of a Temporary Log Conformance lssue.
      */
-    async getLogConformanceTraceDetail(issueNo, traceId, start, pageSize) {
+    async getLogConformanceTraceDetail(issueNo, traceId, start) {
       let checkerId = this.conformanceTempCheckerId;
-      const api = `/api/temp-log-checkers/${checkerId}/issues/${issueNo}/traces/${traceId}?start=${start}&page_size=${pageSize}`;
+      const api = `/api/temp-log-checkers/${checkerId}/issues/${issueNo}/traces/${traceId}?start=${start}&page_size=20`;
 
       try {
         const response = await this.$axios.get(api);
         this.allTaskSeq = response.data.task_seq;
         this.allCases = response.data.cases;
+        return response.data.cases;
       } catch(error) {
-        await delay();
-        loading.isLoading = true;
-        await delay(1000);
-        loading.isLoading = false;
-        await delay(500);
-        $toast.default('Failed to Get the detail of a temporary log conformance issue.',{position: 'bottom'});
-
+        if(error.response.status === 404) this.infinite404 = 404;
+        else {
+          await delay();
+          loading.isLoading = true;
+          await delay(1000);
+          loading.isLoading = false;
+          await delay(500);
+          $toast.default('Failed to Get the detail of a temporary log conformance issue.',{position: 'bottom'});
+        };
       }
     },
   },