diff --git a/coding/internal/file_data.cpp b/coding/internal/file_data.cpp
index 4f8241db36..79a9bf3344 100644
--- a/coding/internal/file_data.cpp
+++ b/coding/internal/file_data.cpp
@@ -300,6 +300,9 @@ bool CopyFileX(string const & fOld, string const & fNew)
 
     if (ifs.is_open() && ofs.is_open())
     {
+      if (ifs.peek() == ifstream::traits_type::eof())
+        return true;
+
       ofs << ifs.rdbuf();
       ofs.flush();