From 9fe1dfc070afccebb53474b5dfcf2c4eecb47c65 Mon Sep 17 00:00:00 2001
From: Rijk van Zanten <rijkvanzanten@me.com>
Date: Mon, 25 Apr 2022 10:59:28 -0400
Subject: [PATCH] Correctly default to + in singleton primary key (#12995)

Fixes #12985
---
 app/src/modules/content/routes/item.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/modules/content/routes/item.vue b/app/src/modules/content/routes/item.vue
index 0f897c6997..d63bd0fb1f 100644
--- a/app/src/modules/content/routes/item.vue
+++ b/app/src/modules/content/routes/item.vue
@@ -361,7 +361,7 @@ export default defineComponent({
 		const internalPrimaryKey = computed(() => {
 			if (isNew.value) return '+';
 
-			if (isSingleton.value) return item.value?.[primaryKeyField.value?.field];
+			if (isSingleton.value) return item.value?.[primaryKeyField.value?.field] ?? '+';
 
 			return props.primaryKey;
 		});