diff --git a/web_src/js/features/cloudbrainShow.js b/web_src/js/features/cloudbrainShow.js
index daba88f19..9992adcd3 100644
--- a/web_src/js/features/cloudbrainShow.js
+++ b/web_src/js/features/cloudbrainShow.js
@@ -166,6 +166,10 @@ export default async function initCloudrainSow() {
             }
           }
         ).fail(function (err) {
+          $(`#log${version_name} .ui.inverted.active.dimmer`).css(
+            "display",
+            "none"
+          );
           console.log(err);
         });
         scrollAnimation(
@@ -174,7 +178,13 @@ export default async function initCloudrainSow() {
           logContentDom.scrollHeight - logContentDom.clientHeight
         );
       }
-    );
+    ).fail((err) => {
+      $(`#log${version_name} .ui.inverted.active.dimmer`).css(
+        "display",
+        "none"
+      );
+      throw err;
+    });
   });
 
   function loadLog(version_name) {
diff --git a/web_src/js/standalone/cloudbrainNew.js b/web_src/js/standalone/cloudbrainNew.js
index cec5b00b6..170344f7a 100644
--- a/web_src/js/standalone/cloudbrainNew.js
+++ b/web_src/js/standalone/cloudbrainNew.js
@@ -33,7 +33,7 @@
       value += `<input type="text" class="shipping_first-name"  value="${paramsObject.label}">`;
     } else {
       value +=
-        '<input type="text" class="shipping_first-name" required  placeholder="' +
+        '<input type="text" class="shipping_first-name" required placeholder="' +
         placeholder_name +
         '">';
     }
@@ -43,7 +43,7 @@
       value += `<input type="text" class="shipping_last-name"  value="${paramsObject.value}">`;
     } else {
       value +=
-        '<input type="text" class="shipping_last-name" required  placeholder="' +
+        '<input type="text" class="shipping_last-name" required placeholder="' +
         placeholder_value +
         '">';
     }
@@ -133,14 +133,30 @@
   function send_run_para() {
     var run_parameters = [];
     var msg = {};
+    let paraFlag = true;
     $(".dynamic.field .two.fields").each(function () {
       var para_name = $(this).find("input.shipping_first-name").val();
       var para_value = $(this).find("input.shipping_last-name").val();
+      if (!para_name) {
+        $(this).find("input.shipping_first-name").parent().addClass("error");
+        paraFlag = false;
+        return;
+      } else {
+        $(this).find("input.shipping_first-name").parent().removeClass("error");
+      }
+      if (!para_value) {
+        $(this).find("input.shipping_last-name").parent().addClass("error");
+        paraFlag = false;
+        return;
+      } else {
+        $(this).find("input.shipping_last-name").parent().removeClass("error");
+      }
       run_parameters.push({ label: para_name, value: para_value });
     });
     msg["parameter"] = run_parameters;
     msg = JSON.stringify(msg);
     $("#store_run_para").val(msg);
+    return paraFlag;
   }
   function get_name() {
     let name1 = $("#engine_name .text").text();
@@ -152,7 +168,10 @@
   validate();
   $(".ui.create_train_job.green.button").click(function (e) {
     get_name();
-    send_run_para();
+    let paramNotValue = send_run_para();
+    if (!paramNotValue) {
+      return false;
+    }
     validate();
   });
 })();