From c55affc032447fe533535994554d3071e42b0548 Mon Sep 17 00:00:00 2001
From: Jacques Lucke <jacques@blender.org>
Date: Thu, 8 Jul 2021 10:00:01 +0200
Subject: improve message when socket value is not available

---
 source/blender/editors/space_node/node_draw.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/blender/editors/space_node/node_draw.cc b/source/blender/editors/space_node/node_draw.cc
index 6da2fa3351b..c6d7cf20212 100644
--- a/source/blender/editors/space_node/node_draw.cc
+++ b/source/blender/editors/space_node/node_draw.cc
@@ -985,7 +985,9 @@ static void node_socket_draw_nested(const bContext *C,
         if (str.has_value()) {
           return BLI_strdup(str->c_str());
         }
-        return BLI_strdup("Unknown");
+        return BLI_strdup(
+            "The socket value has not been computed yet because it was not necessary for the "
+            "final output");
       },
       data,
       MEM_freeN);
-- 
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