diff --git a/be/src/runtime/user_function_cache.cpp b/be/src/runtime/user_function_cache.cpp
index f173feb349..aa1086e8f7 100644
--- a/be/src/runtime/user_function_cache.cpp
+++ b/be/src/runtime/user_function_cache.cpp
@@ -305,7 +305,7 @@ Status UserFunctionCache::_download_lib(const std::string& url, UserFunctionCach
     auto fp_closer = [](FILE* fp) { fclose(fp); };
     std::unique_ptr<FILE, decltype(fp_closer)> fp(fopen(tmp_file.c_str(), "w"), fp_closer);
     if (fp == nullptr) {
-        LOG(WARNING) << "fail to open file, file=" << tmp_file << ", error=" << ferror(fp.get());
+        LOG(WARNING) << "fail to open file, file=" << tmp_file;
         return Status::InternalError("fail to open file");
     }