From 895db142ee9224e1b8e4d2fc6348dc1801bea0dc Mon Sep 17 00:00:00 2001
From: Andrey Kleshchev <andreykproductengine@lindenlab.com>
Date: Thu, 26 Jun 2025 20:43:06 +0300
Subject: #4291 Uploading without a .bin silently fails

---
 indra/newview/gltf/llgltfloader.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'indra/newview/gltf/llgltfloader.cpp')

diff --git a/indra/newview/gltf/llgltfloader.cpp b/indra/newview/gltf/llgltfloader.cpp
index 039c0b561e..7ae255e054 100644
--- a/indra/newview/gltf/llgltfloader.cpp
+++ b/indra/newview/gltf/llgltfloader.cpp
@@ -129,6 +129,20 @@ bool LLGLTFLoader::OpenFile(const std::string &filename)
     if (!mGltfLoaded)
     {
         notifyUnsupportedExtension(true);
+
+        for (const auto& buffer : mGLTFAsset.mBuffers)
+        {
+            if (buffer.mByteLength > 0 && buffer.mData.empty())
+            {
+                bool bin_file = buffer.mUri.ends_with(".bin");
+                LLSD args;
+                args["Message"] = bin_file ? "ParsingErrorMissingBufferBin" : "ParsingErrorMissingBuffer";
+                args["BUFFER_NAME"] = buffer.mName;
+                args["BUFFER_URI"] = buffer.mUri;
+                mWarningsArray.append(args);
+            }
+        }
+        setLoadState(ERROR_PARSING);
         return false;
     }
 
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