Feature: Table Booking in guestbook.

Feature: Guest book list shows the running cover count

bookie/src/app/shared/local-time.pipe.ts

@@ -6,7 +6,7 @@ import * as moment from 'moment';
 })
 export class LocalTimePipe implements PipeTransform {
   transform(value: string): string {
-    if (value === undefined) {
+    if (value === undefined || value === null) {
       return '';
     }
     if (value.length === 5) {