diff --git a/Tutorial29/Source.cpp b/Tutorial29/Source.cpp
index 08c403b..2dcf28c 100644
--- a/Tutorial29/Source.cpp
+++ b/Tutorial29/Source.cpp
@@ -993,8 +993,8 @@ class HelloTriangleApplication {
 		std::vector<tinyobj::shape_t> shapes;
 		std::vector<tinyobj::material_t> materials;
 		std::string err;
-		std::string warn;//warn and err log both necessary!
-		if (!tinyobj::LoadObj(&attrib, &shapes, &materials, &warn, &err, MODEL_PATH.c_str())) {
+
+		if (!tinyobj::LoadObj(&attrib, &shapes, &materials, &err, MODEL_PATH.c_str())) {
 			throw std::runtime_error(err);
 		}
 
@@ -1589,4 +1589,4 @@ int main() {
 	}
 
 	return EXIT_SUCCESS;
-}
+}
\ No newline at end of file