YARN-8592. [UI2] rmip:port/ui2 endpoint shows a blank page in windows OS and Chrome browser. Contributed by Akhil PB.

(cherry picked from commit 97870ec1f6e40ee863333f29411d71b6c687bbed)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/app/utils/date-utils.js

@@ -16,12 +16,18 @@
  * limitations under the License.
  */
 
-
 const defaultTz = "America/Los_Angeles";
 
 const getDefaultTimezone = () => {
-  return moment.tz.guess() || defaultTz;
+  let timezone = defaultTz;
+  try {
+    timezone = moment.tz.guess();
+  } catch (e) {
+    console.log(e);
+  }
+  return timezone || defaultTz;
 };
 
-export const convertTimestampWithTz = (timestamp, format = "YYYY/MM/DD") =>
-  moment.tz(parseInt(timestamp), getDefaultTimezone()).format(format);
+export const convertTimestampWithTz = (timestamp, format = "YYYY/MM/DD") => {
+  return moment.tz(parseInt(timestamp), getDefaultTimezone()).format(format);
+};