From 8a8a7e4152be3ca5a5a1bd75960f0e52daf30c0c Mon Sep 17 00:00:00 2001
From: Alex Martzios <alexandros.martzios@gmail.com>
Date: Tue, 2 May 2023 12:47:49 +0300
Subject: [PATCH] fix an error for results without FoS

---
 landingPages/result/resultLanding.service.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/landingPages/result/resultLanding.service.ts b/landingPages/result/resultLanding.service.ts
index 6b1e58e3..49c24532 100644
--- a/landingPages/result/resultLanding.service.ts
+++ b/landingPages/result/resultLanding.service.ts
@@ -312,9 +312,11 @@ export class ResultLandingService {
       this.resultLandingInfo.subjects = subjectResults[0];
       this.resultLandingInfo.otherSubjects = subjectResults[1];
       this.resultLandingInfo.classifiedSubjects = subjectResults[2];
-      subjectResults[3].forEach(element => {
-        this.resultLandingInfo.fos.push({id: element, label: element.replace(/^\d+/, '').trim()});
-      });
+      if (subjectResults[3]) {
+        subjectResults[3].forEach(element => {
+          this.resultLandingInfo.fos.push({id: element, label: element.replace(/^\d+/, '').trim()});
+        });
+      }
       if (this.resultLandingInfo.fos) {
         this.resultLandingInfo.fos.sort((a, b) => a.id.localeCompare(b.id));
       }