diff --git a/jero-web/public/api_address_config.js b/jero-web/public/api_address_config.js
index 74ec003e0..3e2c8ee9a 100644
--- a/jero-web/public/api_address_config.js
+++ b/jero-web/public/api_address_config.js
@@ -9,4 +9,4 @@ window._CONFIG['staticDomainURL'] = window._CONFIG['domianURL'] + '/sys/common/d
 window._CONFIG['pdfDomainURL'] = window._CONFIG['domianURL'] + '/sys/common/pdf/pdfPreviewIframe'
 window._CONFIG['casPrefixUrl'] = 'http://cas.example.org:8443/cas'
 // 预览文件地址
-window._CONFIG['onlinePreviewDomainURL'] = 'http://127.0.0.1:8012/onlinePreview'
+window._CONFIG['onlinePreviewDomainURL'] = 'http://cas.example.org:8443/onlinePreview'
diff --git a/jero-web/src/components/dict/JDictSelectTag.vue b/jero-web/src/components/dict/JDictSelectTag.vue
index 7971bb87e..1cdb85ea2 100644
--- a/jero-web/src/components/dict/JDictSelectTag.vue
+++ b/jero-web/src/components/dict/JDictSelectTag.vue
@@ -8,7 +8,7 @@
   </a-radio-group>
 
   <a-select v-else-if="tagType=='select'" :getPopupContainer = "getPopupContainer" :placeholder="placeholder" :disabled="disabled" :value="getValueSting" @change="handleInput">
-    <a-select-option :value="undefined">{{$t('pleaseSelect')}}</a-select-option>
+    <a-select-option :value="null">{{$t('pleaseSelect')}}</a-select-option>
     <a-select-option v-for="(item, key) in dictOptions" :key="key" :value="item.value">
       <span style="display: inline-block;width: 100%" :title=" item.text || item.label ">
         {{ item.text || item.label }}
diff --git a/jero-web/src/components/uploadFile/file.vue b/jero-web/src/components/uploadFile/file.vue
index 57f86bb91..cb2e895d0 100644
--- a/jero-web/src/components/uploadFile/file.vue
+++ b/jero-web/src/components/uploadFile/file.vue
@@ -196,10 +196,22 @@
         this.fileList = []
       },
       preview(file) {
-        if (file.response) {
-          downloadFile('/sys/common/download', file.response.result.fileName, { id: file.response.result.id })
+        console.log(file)
+        let fileQuery = file.response ? file.response.result : file
+        let fileName = fileQuery.fileName
+        let index1 = fileName.lastIndexOf('.')
+        let index2 = fileName.length
+        let fileSuffix = fileName.substring(index1, index2)
+        if (fileSuffix == '.pdf') {
+          window.open('/pdf/web/viewer.html?file=' + encodeURIComponent('/jero-boot/sys/common/pdf/viewFile?id=' + fileQuery.id))
+        } else if (fileSuffix == '.docx') {
+          let url = window._CONFIG['onlinePreviewDomainURL'] + '?url=' + encodeURIComponent(this.downLoadFileUrl + '/' + fileQuery.id)
+          window.open(url, '_blank')
+        } else if (fileSuffix == '.xlsx' || fileSuffix == '.xls') {
+          let url = window._CONFIG['onlinePreviewDomainURL'] + '?url=' + encodeURIComponent(this.downLoadFileUrl + '/' + fileQuery.id)
+          window.open(url, '_blank')
         } else {
-          downloadFile('/sys/common/download', file.fileName, { id: file.id })
+          downloadFile('/sys/common/download', fileQuery.fileName, { id: fileQuery.id })
         }
       }
     }