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diff --git a/gui-clamp/ui-react/src/utils/OnapUtils.js b/gui-clamp/ui-react/src/utils/OnapUtils.js
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+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2020 AT&T Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+
+export default class OnapUtils {
+
+  constructor() {
+    this.clickBlocked = false;
+  }
+
+  static jsonEditorErrorFormatter(errors) {
+
+    let messages = [];
+    let messagesOutputString = null;
+
+    // errors is an array of JSON Editor "error" objects, where each
+    // object looks like this:
+
+    // {
+    //   message: "Please populate the required property "Threshold""
+    //   path: "root.signatures.0"
+    //   property: "required"
+    // }
+
+    // In this function we concatenate all the messages, removing any duplicates,
+    // and adding a newline between each message. The result returned is a single
+    // string that can be displayed to the user in an alert message
+
+    if (!Array.isArray(errors)) {
+      console.error('jsoneEditorErrorFormatter was passed a non-array argument');
+    } else {
+      for (let ii = 0; ii < errors.length; ++ii) {
+        if (!messages.includes(errors[ii].message)) {
+          messages.push(errors[ii].message);
+          if (messagesOutputString) {
+            messagesOutputString += '\n' + errors[ii].message;
+          } else {
+            messagesOutputString = errors[ii].message;
+          }
+        }
+      }
+    }
+
+    return messagesOutputString;
+  }
+}