From d0501fc299d4a2ef98c98c1cdf74bfeb2a314059 Mon Sep 17 00:00:00 2001
From: Lukas Haase <lukas.haase@mni.thm.de>
Date: Tue, 21 Jul 2020 13:26:20 +0200
Subject: [PATCH] resolve undefined id for comment component

---
 src/app/components/shared/comment/comment.component.html | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/app/components/shared/comment/comment.component.html b/src/app/components/shared/comment/comment.component.html
index 5dbdc15ff..00e76cf6c 100644
--- a/src/app/components/shared/comment/comment.component.html
+++ b/src/app/components/shared/comment/comment.component.html
@@ -53,7 +53,8 @@
         </mat-icon>
       </button>
       <button mat-icon-button
-              *ngIf="(isCreator || comment.creatorId === user.id) && !comment.favorite && !inAnswerView" (click)="openDeleteCommentDialog()"
+              *ngIf="(isCreator || (comment.creatorId && user && comment.creatorId === user.id)) && !comment.favorite && !inAnswerView"
+              (click)="openDeleteCommentDialog()"
               tabindex="0" attr.aria-labelledby="comment_delete{{ comment.id }}">
         <mat-icon class="not-marked" matTooltip="{{ 'comment-page.delete' | translate }}">delete
         </mat-icon>
-- 
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