From 1827964303b015a09aca99570a18744f406fd414 Mon Sep 17 00:00:00 2001
From: Tim Jungk <tim.jungk@edu.fhdw.de>
Date: Tue, 5 Apr 2022 09:30:34 +0200
Subject: [PATCH] #922 Test if active before reducing the number of active
 toasts.

---
 src/lib/toastr/toastr.service.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/toastr/toastr.service.ts b/src/lib/toastr/toastr.service.ts
index d936dfdc..3ce0dacc 100644
--- a/src/lib/toastr/toastr.service.ts
+++ b/src/lib/toastr/toastr.service.ts
@@ -113,7 +113,9 @@ export class ToastrService {
     }
     found.activeToast.toastRef.close();
     this.toasts.splice(found.index, 1);
-    this.currentlyActive = this.currentlyActive - 1;
+    if(this.toasts[this.currentlyActive]) {
+      this.currentlyActive = this.currentlyActive - 1;
+    }
     if (!this.toastrConfig.maxOpened || !this.toasts.length) {
       return false;
     }