From fbd123e4133bd7b07bb1b933aeaf950da154aede Mon Sep 17 00:00:00 2001
From: Sebastian <sebastian@squidex.io>
Date: Fri, 3 Dec 2021 18:33:12 +0100
Subject: [PATCH] Additional null check.

---
 .../Contents/ContentChangedTriggerHandler.cs                  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/src/Squidex.Domain.Apps.Entities/Contents/ContentChangedTriggerHandler.cs b/backend/src/Squidex.Domain.Apps.Entities/Contents/ContentChangedTriggerHandler.cs
index 99aae395f..98cb4df0e 100644
--- a/backend/src/Squidex.Domain.Apps.Entities/Contents/ContentChangedTriggerHandler.cs
+++ b/backend/src/Squidex.Domain.Apps.Entities/Contents/ContentChangedTriggerHandler.cs
@@ -203,9 +203,9 @@ namespace Squidex.Domain.Apps.Entities.Contents
             return false;
         }
 
-        private static bool MatchsSchema(ContentChangedTriggerSchemaV2? schema, NamedId<DomainId> eventId)
+        private static bool MatchsSchema(ContentChangedTriggerSchemaV2? schema, NamedId<DomainId> schemaId)
         {
-            return eventId.Id == schema?.SchemaId;
+            return schemaId != null && schemaId.Id == schema?.SchemaId;
         }
 
         private bool MatchsCondition(ContentChangedTriggerSchemaV2 schema, EnrichedSchemaEventBase @event)