diff --git a/ui/src/components/ai-chat/ParagraphSourceDialog.vue b/ui/src/components/ai-chat/ParagraphSourceDialog.vue
index 2e5dabe3a..df1d4dd71 100644
--- a/ui/src/components/ai-chat/ParagraphSourceDialog.vue
+++ b/ui/src/components/ai-chat/ParagraphSourceDialog.vue
@@ -63,6 +63,7 @@
 <script setup lang="ts">
 import { ref, watch, nextTick } from 'vue'
 import { cloneDeep } from 'lodash'
+import { arraySort } from '@/utils/utils'
 const emit = defineEmits(['refresh'])
 
 const ParagraphDialogRef = ref()
@@ -80,6 +81,7 @@ const open = (data: any, id?: string) => {
   detail.value.paragraph_list = id
     ? detail.value.paragraph_list.filter((v: any) => v.dataset_id === id)
     : detail.value.paragraph_list
+  detail.value.paragraph_list = arraySort(detail.value.paragraph_list, 'similarity', true)
   dialogVisible.value = true
 }
 
diff --git a/ui/src/views/dataset/component/UploadComponent.vue b/ui/src/views/dataset/component/UploadComponent.vue
index ba69ec67a..bff2e60da 100644
--- a/ui/src/views/dataset/component/UploadComponent.vue
+++ b/ui/src/views/dataset/component/UploadComponent.vue
@@ -17,6 +17,8 @@
         :auto-upload="false"
         :show-file-list="false"
         accept=".txt, .md"
+        limit="50"
+        :on-exceed="onExceed"
       >
         <img src="@/assets/upload-icon.svg" alt="" />
         <div class="el-upload__text">
@@ -77,6 +79,9 @@ function deleteFlie(index: number) {
   form.value.fileList.splice(index, 1)
 }
 
+const onExceed = () => {
+  MsgError('每次最多上传50个文件')
+}
 /*
   表单校验
 */
@@ -86,6 +91,7 @@ function validate() {
     return valid
   })
 }
+
 onMounted(() => {
   if (documentsFiles.value) {
     form.value.fileList = documentsFiles.value
diff --git a/ui/src/views/log/component/EditContentDialog.vue b/ui/src/views/log/component/EditContentDialog.vue
index d29679735..7b28b9d5b 100644
--- a/ui/src/views/log/component/EditContentDialog.vue
+++ b/ui/src/views/log/component/EditContentDialog.vue
@@ -36,7 +36,7 @@
           <template #default="{ node, data }">
             <span class="flex align-center">
               <AppAvatar
-                v-if="!node.isLeaf && data.type === '1'"
+                v-if="!data.dataset_id && data.type === '1'"
                 class="mr-12 avatar-purple"
                 shape="square"
                 :size="24"
@@ -44,7 +44,7 @@
                 <img src="@/assets/icon_web.svg" style="width: 58%" alt="" />
               </AppAvatar>
               <AppAvatar
-                v-else-if="!node.isLeaf && data.type === '0'"
+                v-else-if="!data.dataset_id && data.type === '0'"
                 class="mr-12"
                 shape="square"
                 :size="24"
diff --git a/ui/src/views/paragraph/component/ParagraphDialog.vue b/ui/src/views/paragraph/component/ParagraphDialog.vue
index 32a2730a5..540006b22 100644
--- a/ui/src/views/paragraph/component/ParagraphDialog.vue
+++ b/ui/src/views/paragraph/component/ParagraphDialog.vue
@@ -21,7 +21,7 @@
           </div>
         </el-scrollbar>
         <div class="text-right p-24 pt-0" v-if="problemId && isEdit">
-          <el-button @click.prevent="isEdit = false"> 取消 </el-button>
+          <el-button @click.prevent="cancelEdit"> 取消 </el-button>
           <el-button type="primary" :disabled="loading" @click="submitHandle"> 保存 </el-button>
         </div>
       </el-col>
@@ -46,6 +46,7 @@
 <script setup lang="ts">
 import { ref, watch, nextTick } from 'vue'
 import { useRoute } from 'vue-router'
+import { cloneDeep } from 'lodash'
 import ParagraphForm from '@/views/paragraph/component/ParagraphForm.vue'
 import ProblemComponent from '@/views/paragraph/component/ProblemComponent.vue'
 import paragraphApi from '@/api/paragraph'
@@ -75,6 +76,7 @@ const detail = ref<any>({})
 const isEdit = ref(false)
 const document_id = ref('')
 const dataset_id = ref('')
+const cloneData = ref(null)
 
 watch(dialogVisible, (bool) => {
   if (!bool) {
@@ -83,13 +85,20 @@ watch(dialogVisible, (bool) => {
     isEdit.value = false
     document_id.value = ''
     dataset_id.value = ''
+    cloneData.value = null
   }
 })
 
+const cancelEdit = () => {
+  isEdit.value = false
+  detail.value = cloneDeep(cloneData.value)
+}
+
 const open = (data: any) => {
   if (data) {
     detail.value.title = data.title
     detail.value.content = data.content
+    cloneData.value = cloneDeep(detail.value)
     problemId.value = data.id
     document_id.value = data.document_id
     dataset_id.value = data.dataset_id || id
diff --git a/ui/src/views/paragraph/component/ParagraphForm.vue b/ui/src/views/paragraph/component/ParagraphForm.vue
index 3c99a4f58..ab565366a 100644
--- a/ui/src/views/paragraph/component/ParagraphForm.vue
+++ b/ui/src/views/paragraph/component/ParagraphForm.vue
@@ -61,6 +61,17 @@ watch(
     immediate: true
   }
 )
+watch(
+  () => props.isEdit,
+  (value) => {
+    if (!value) {
+      paragraphFormRef.value?.clearValidate()
+    }
+  },
+  {
+    immediate: true
+  }
+)
 
 /*
   表单校验