From f9c448d1cd11da0ef8c089d0e70df7f11c161152 Mon Sep 17 00:00:00 2001
From: Jason Varga <jason@pixelfear.com>
Date: Fri, 6 Nov 2020 15:03:54 -0500
Subject: [PATCH] initialize the previews when adding a set to prevent a js
 error

---
 resources/js/components/fieldtypes/bard/BardFieldtype.vue    | 5 +++++
 resources/js/components/fieldtypes/replicator/Replicator.vue | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/resources/js/components/fieldtypes/bard/BardFieldtype.vue b/resources/js/components/fieldtypes/bard/BardFieldtype.vue
index d33e885e13..bef93ba818 100644
--- a/resources/js/components/fieldtypes/bard/BardFieldtype.vue
+++ b/resources/js/components/fieldtypes/bard/BardFieldtype.vue
@@ -295,6 +295,11 @@ export default {
         addSet(handle) {
             const id = `set-${uniqid()}`;
             const values = Object.assign({}, { type: handle }, this.meta.defaults[handle]);
+
+            let previews = {};
+            Object.keys(this.meta.defaults[handle]).forEach(key => previews[key] = null);
+            this.previews = Object.assign({}, this.previews, { [id]: previews });
+
             this.updateSetMeta(id, this.meta.new[handle]);
 
             // Perform this in nextTick because the meta data won't be ready until then.
diff --git a/resources/js/components/fieldtypes/replicator/Replicator.vue b/resources/js/components/fieldtypes/replicator/Replicator.vue
index 588a377521..93720c789c 100644
--- a/resources/js/components/fieldtypes/replicator/Replicator.vue
+++ b/resources/js/components/fieldtypes/replicator/Replicator.vue
@@ -131,6 +131,10 @@ export default {
                 enabled: true,
             });
 
+            let previews = {};
+            Object.keys(this.meta.defaults[handle]).forEach(key => previews[key] = null);
+            this.previews = Object.assign({}, this.previews, { [set._id]: previews });
+
             this.updateSetMeta(set._id, this.meta.new[handle]);
 
             this.values.splice(index, 0, set);