diff --git a/src/main/resources/modules/SpringBoot/resources/templates/control/nav.ftl b/src/main/resources/modules/SpringBoot/resources/templates/control/nav.ftl
index 942d9409..fd5fed23 100644
--- a/src/main/resources/modules/SpringBoot/resources/templates/control/nav.ftl
+++ b/src/main/resources/modules/SpringBoot/resources/templates/control/nav.ftl
@@ -143,8 +143,16 @@
                         utils.blobtoDown(decodeURIComponent(fileName), new Blob([response.data]))
                         return Promise.resolve({errors: []});
                     }
-                }, function (response) {
-                    return Promise.resolve(handleError(response.response.status));
+                }, function (error) {
+                    nav.tipClose();
+                    nav.barError();
+                    const rsp = {errors: []};
+                    if (!error.response) {
+                        rsp.errors.push({message: error.message});
+                    } else {
+                        rsp.errors.push(handleError(error.response.status));
+                    }
+                    return Promise.resolve(rsp);
                 })
     };
     function Ajax(module, target, method) {
@@ -261,8 +269,11 @@
                         .module(this.module)
                         .target(this.target)
                         .method("template")
-                        .data({})
-                        .template()
+                        .template(function (response) {
+                            if (response.errors.length > 0) {
+                                nav.e(response.errors[0].message);
+                            }
+                        })
             },
             onImport: function (item) {
                 utils.selectFile(function (files) {
@@ -270,7 +281,11 @@
                             .module(this.module)
                             .target(this.target)
                             .data(files[0])
-                            .imports();
+                            .imports(function (response) {
+                                if (response.errors.length > 0) {
+                                    nav.e(response.errors[0].message);
+                                }
+                            });
                 }.bind(this))
             },
             onExport: function () {
@@ -278,7 +293,11 @@
                         .module(this.module)
                         .target(this.target)
                         .data( this.vm)
-                        .exports();
+                        .exports(function (response) {
+                            if (response.errors.length > 0) {
+                                nav.e(response.errors[0].message);
+                            }
+                        });
             },
             onSave: function () {
                 this.$refs['form'].validate(function (valid) {