From 25c6444bad25fae14d1e8dae5d312e0511fcfb3f Mon Sep 17 00:00:00 2001
From: Jacques Lucke <jacques@blender.org>
Date: Sun, 6 Nov 2022 15:39:57 +0100
Subject: Fix T102153: crash when muting node group with active viewer

---
 source/blender/modifiers/intern/MOD_nodes.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/blender/modifiers/intern/MOD_nodes.cc b/source/blender/modifiers/intern/MOD_nodes.cc
index b66312d6706..c032ee35639 100644
--- a/source/blender/modifiers/intern/MOD_nodes.cc
+++ b/source/blender/modifiers/intern/MOD_nodes.cc
@@ -876,6 +876,9 @@ static void find_side_effect_nodes_for_viewer_path(
     if (found_node->id == nullptr) {
       return;
     }
+    if (found_node->is_muted()) {
+      return;
+    }
     group_node_stack.push(found_node);
     group = reinterpret_cast<bNodeTree *>(found_node->id);
     compute_context_builder.push<blender::bke::NodeGroupComputeContext>(group_node_name);
-- 
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