From 32ea650c6ff9384e7e1efc34dde881562dd04123 Mon Sep 17 00:00:00 2001
From: "k.triantafyllou" <k.triantafyllou@di.uoa.gr>
Date: Tue, 9 May 2023 12:26:15 +0300
Subject: [PATCH] Fix IntersectionObserver error for server

---
 src/app/app.component.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index eb0ec11..0f677b6 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -162,7 +162,7 @@ export class AppComponent {
     this.subscriptions.forEach(value => {
       if (value instanceof Subscriber) {
         value.unsubscribe();
-      } else if (value instanceof IntersectionObserver) {
+      } else if (typeof IntersectionObserver !== "undefined" && value instanceof IntersectionObserver) {
         value.disconnect();
       }
     });