From d71009d980284c485ec1b431ee85e918410eb526 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sybren=20A=2E=20St=C3=BCvel?= <sybren@blender.org>
Date: Thu, 23 Dec 2021 14:10:24 +0100
Subject: Avoid exception when no weight paint settings exist

Just an extra check for `None` before accessing its properties.
---
 release/scripts/startup/bl_ui/space_view3d_toolbar.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/release/scripts/startup/bl_ui/space_view3d_toolbar.py b/release/scripts/startup/bl_ui/space_view3d_toolbar.py
index 01850676519..4d62d7072cb 100644
--- a/release/scripts/startup/bl_ui/space_view3d_toolbar.py
+++ b/release/scripts/startup/bl_ui/space_view3d_toolbar.py
@@ -698,6 +698,8 @@ class VIEW3D_PT_tools_weight_gradient(Panel, View3DPaintPanel):
     @classmethod
     def poll(cls, context):
         settings = context.tool_settings.weight_paint
+        if settings is None:
+            return False
         brush = settings.brush
         return brush is not None
 
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