From 2fc8d5ff3cfa1b9ad00b310cd4a6cdb557b9415c Mon Sep 17 00:00:00 2001
From: Andrey Kleshchev <andreykproductengine@lindenlab.com>
Date: Tue, 3 Sep 2024 17:22:04 +0300
Subject: viewer#2411 Cleanup #2

---
 indra/llrender/llrender.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'indra/llrender')

diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index a40a668a70..828a509971 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -1531,6 +1531,10 @@ void LLRender::clearErrors()
 
 void LLRender::beginList(std::list<LLVertexBufferData> *list)
 {
+    if (sBufferDataList)
+    {
+        LL_ERRS() << "beginList called while another list is open." << LL_ENDL;
+    }
     llassert(LLGLSLShader::sCurBoundShaderPtr == &gUIProgram);
     flush();
     sBufferDataList = list;
@@ -1545,7 +1549,7 @@ void LLRender::endList()
     }
     else
     {
-        llassert(false); // something failed to provide a list or closed it twice
+        llassert(false); // endList called without an open list
     }
 }
 
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