diff --git a/projects/Infrastructure/Infrastructure.csproj b/projects/Infrastructure/Infrastructure.csproj
index d9fd864d..8bd9d56c 100644
--- a/projects/Infrastructure/Infrastructure.csproj
+++ b/projects/Infrastructure/Infrastructure.csproj
@@ -40,5 +40,7 @@
   </ItemGroup>
   聽<ItemGroup>
     <EmbeddedResource Include="wwwroot\**\*" />
+  </ItemGroup><ItemGroup>
+    <Folder Include="wwwroot\lib\pace-js\themes\" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/projects/Infrastructure/Views/Shared/EditorTemplates/Input.cshtml b/projects/Infrastructure/Views/Shared/EditorTemplates/Input.cshtml
index deb1b900..6590c66b 100644
--- a/projects/Infrastructure/Views/Shared/EditorTemplates/Input.cshtml
+++ b/projects/Infrastructure/Views/Shared/EditorTemplates/Input.cshtml
@@ -69,7 +69,7 @@
                         @Html.TextBox(prop.PropertyName, null, new { @class = inputClass })
                     }
                 }
-                @*@Html.ValidationMessage(prop.PropertyName, new { @class = "text-danger" })*@
+                @Html.ValidationMessage(prop.PropertyName, new { @class = "text-danger" })
             </div>
             <div class="col-sm-2">
                 @{
diff --git a/projects/Infrastructure/Views/Shared/_Footer.cshtml b/projects/Infrastructure/Views/Shared/_Footer.cshtml
index 64427fd4..598c52f1 100644
--- a/projects/Infrastructure/Views/Shared/_Footer.cshtml
+++ b/projects/Infrastructure/Views/Shared/_Footer.cshtml
@@ -7,7 +7,7 @@
 <script src="~/lib/linq/linq.min.js"></script>
 <script src="~/lib/jquery-validation/jquery.validate.min.js"></script>
 <script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js"></script>
-<script src="~/lib/jquery-validation-unobtrusive/unobtrusive-bootstrap.js"></script>
+@*<script src="~/lib/jquery-validation-unobtrusive/unobtrusive-bootstrap.js"></script>*@
 <script src="~/lib/jquery-ajax-unobtrusive/jquery.unobtrusive-ajax.min.js"></script>
 <script src="~/lib/fancybox/jquery.fancybox.min.js"></script>
 <script src="~/lib/jquery-datetimepicker/jquery.datetimepicker.full.min.js"></script>
diff --git a/projects/Infrastructure/libman.json b/projects/Infrastructure/libman.json
index 3318b366..aafe302d 100644
--- a/projects/Infrastructure/libman.json
+++ b/projects/Infrastructure/libman.json
@@ -145,7 +145,7 @@
     {
       "library": "../lib/node_modules/linq/",
       "destination": "wwwroot/lib/linq/",
-      "files": ["linq.min.js"]
+      "files": [ "linq.min.js" ]
     }
   ]
 }
\ No newline at end of file
diff --git a/projects/Infrastructure/wwwroot/css/site.css b/projects/Infrastructure/wwwroot/css/site.css
index f1397bd6..05e8e04e 100644
--- a/projects/Infrastructure/wwwroot/css/site.css
+++ b/projects/Infrastructure/wwwroot/css/site.css
@@ -1,3 +1,20 @@
+/*加载中*/
+.overlay i:before {
+    color: lightblue;
+}
+.overlay i {
+    color: lightblue;
+    -webkit-animation: rotation 2s infinite linear;
+}
+@-webkit-keyframes rotation {
+    from {
+        -webkit-transform: rotate(0deg);
+    }
+
+    to {
+        -webkit-transform: rotate(359deg);
+    }
+}
 /*表单label右对齐*/
 .col-form-label{
     text-align:right;
diff --git a/projects/IoTCenter/iotcenter.db b/projects/IoTCenter/iotcenter.db
index f11e34e1..1f545614 100644
Binary files a/projects/IoTCenter/iotcenter.db and b/projects/IoTCenter/iotcenter.db differ
diff --git a/projects/IoTNode/iotnode.db b/projects/IoTNode/iotnode.db
index 7893c10a..4a94377f 100644
Binary files a/projects/IoTNode/iotnode.db and b/projects/IoTNode/iotnode.db differ
diff --git a/projects/lib/package.json b/projects/lib/package.json
index 86363502..cfe6a8f2 100644
--- a/projects/lib/package.json
+++ b/projects/lib/package.json
@@ -7,6 +7,7 @@
     "@fancyapps/fancybox": "3.5.7",
     "@fortawesome/fontawesome-free": "5.11.2",
     "@microsoft/signalr": "3.0.0",
+    "@aspnet/signalr": "1.0.3",
     "admin-lte": "3.0.0",
     "axios": "0.19.0",
     "bootstrap": "4.3.1",
@@ -30,7 +31,8 @@
     "tree-multiselect": "2.6.1",
     "urijs": "1.19.2",
     "vue": "2.6.10",
-    "metro4": "4.3.3"
+    "metro4": "4.3.3",
+    "pace-js": "1.0.2"
   },
   "devDependencies": {},
   "scripts": {