diff --git a/src/dev-utils/BaseException.cpp b/src/dev-utils/BaseException.cpp
index d3f36fcc63..b9054ec21e 100644
--- a/src/dev-utils/BaseException.cpp
+++ b/src/dev-utils/BaseException.cpp
@@ -69,7 +69,7 @@ void CBaseException::OutputString(LPCTSTR lpszFormat, ...)
 	//WriteConsole(GetStdHandle(STD_OUTPUT_HANDLE), szBuf, _tcslen(szBuf), NULL, NULL);
 
 	//output it to the current directory of binary
-	std::string output_str = textconv_helper::T2A_(szBuf);
+    std::string output_str = static_cast<const char*>(textconv_helper::T2A_(szBuf));
 	*output_file << output_str;
 	output_file->flush();
 }