From b0f1ff9ecb645ab81657849a8939addaee36e4a4 Mon Sep 17 00:00:00 2001
From: Marcin Kolny <mkolny@amazon.com>
Date: Thu, 2 Jan 2025 11:50:50 +0000
Subject: [PATCH] Error message improvement

Improve error message in the scenario where the runtime was built
with ref types disabled but the module uses reference types feature.
---
 core/iwasm/interpreter/wasm_loader.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/iwasm/interpreter/wasm_loader.c b/core/iwasm/interpreter/wasm_loader.c
index 79ed996d87..91237c0075 100644
--- a/core/iwasm/interpreter/wasm_loader.c
+++ b/core/iwasm/interpreter/wasm_loader.c
@@ -4237,7 +4237,10 @@ check_table_index(const WASMModule *module, uint32 table_index, char *error_buf,
 {
 #if WASM_ENABLE_REF_TYPES == 0 && WASM_ENABLE_GC == 0
     if (table_index != 0) {
-        set_error_buf(error_buf, error_buf_size, "zero byte expected");
+        set_error_buf(
+            error_buf, error_buf_size,
+            "zero byte expected. The module uses reference types feature "
+            "which is disabled in the runtime.");
         return false;
     }
 #endif