From bd1321c21f7a5d8a00ac702a5bbfb4848e9ecc44 Mon Sep 17 00:00:00 2001
From: Oliver <oliver.henry.walters@gmail.com>
Date: Fri, 31 Jul 2026 14:49:22 +1000
Subject: [PATCH] Fix for TreeFieldComponent (#12519)

- Prevent deselect by clicking on same entry
- Updated playwright tests
---
 src/frontend/src/components/forms/fields/TreeField.tsx | 1 +
 src/frontend/tests/pages/pui_part.spec.ts              | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/src/frontend/src/components/forms/fields/TreeField.tsx b/src/frontend/src/components/forms/fields/TreeField.tsx
index 729669d21a..f064d1eba6 100644
--- a/src/frontend/src/components/forms/fields/TreeField.tsx
+++ b/src/frontend/src/components/forms/fields/TreeField.tsx
@@ -384,6 +384,7 @@ function TreeFieldComponent({
             }}
             searchable
             filter={() => true}
+            allowDeselect={false}
             clearable={showNavigateSection ? false : !definition.required}
             rightSection={navigateRightSection}
             rightSectionPointerEvents={showNavigateSection ? 'all' : undefined}
diff --git a/src/frontend/tests/pages/pui_part.spec.ts b/src/frontend/tests/pages/pui_part.spec.ts
index 1dbd45f086..a120bcd621 100644
--- a/src/frontend/tests/pages/pui_part.spec.ts
+++ b/src/frontend/tests/pages/pui_part.spec.ts
@@ -1190,7 +1190,15 @@ test('Parts - Import supplier part', async ({ browser }) => {
   await page
     .getByRole('button', { name: 'action-button-import-part-BOLT-Steel-M5-5' })
     .click();
+
+  await page.waitForLoadState('networkidle');
   await page.waitForTimeout(250);
+
+  await page
+    .getByRole('textbox', { name: 'tree-field-field' })
+    .fill('electronics');
+  await page.getByText('ElectronicsElectronic').click();
+
   await page
     .getByRole('button', { name: 'action-button-import-part-now' })
     .click();