From 3d5795e93403735a5bbffa65f80754b15548d57c Mon Sep 17 00:00:00 2001
From: Andrew Kingston <andrew@kingston.dev>
Date: Wed, 15 May 2024 15:53:47 +0100
Subject: [PATCH] Fix JSON error when editing rows in modal that contain unset
 attachments

---
 .../src/components/backend/DataTable/RowFieldControl.svelte    | 3 +--
 packages/server/src/utilities/rowProcessor/index.ts            | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/builder/src/components/backend/DataTable/RowFieldControl.svelte b/packages/builder/src/components/backend/DataTable/RowFieldControl.svelte
index 1ec32cb3fd..4ff8ae994b 100644
--- a/packages/builder/src/components/backend/DataTable/RowFieldControl.svelte
+++ b/packages/builder/src/components/backend/DataTable/RowFieldControl.svelte
@@ -14,9 +14,8 @@
   import LinkedRowSelector from "components/common/LinkedRowSelector.svelte"
   import Editor from "../../integration/QueryEditor.svelte"
 
-  export let defaultValue
   export let meta
-  export let value = defaultValue || (meta.type === "boolean" ? false : "")
+  export let value
   export let readonly
   export let error
 
diff --git a/packages/server/src/utilities/rowProcessor/index.ts b/packages/server/src/utilities/rowProcessor/index.ts
index 59237be5f3..7bbf57964e 100644
--- a/packages/server/src/utilities/rowProcessor/index.ts
+++ b/packages/server/src/utilities/rowProcessor/index.ts
@@ -242,7 +242,7 @@ export async function outputProcessing<T extends Row[] | Row>(
           }
           return attachment
         }
-        if (typeof row[property] === "string") {
+        if (typeof row[property] === "string" && row[property].length) {
           row[property] = JSON.parse(row[property])
         }
         if (Array.isArray(row[property])) {