1 files changed, 2 insertions, 2 deletions
diff --git a/c/err.h b/c/err.h
index 73a5fc9..072e229 100644
--- a/c/err.h
+++ b/c/err.h
@@ -4,6 +4,7 @@
 #include <exception>
 #include <string>
 
+#include "util.h"
 #include "win32.h"
 
 enum ErrType : unsigned char
@@ -17,8 +18,7 @@ enum ErrType : unsigned char
 struct Err
 {
 	std::wstring what;
-	Err(ErrType t, const wchar_t* fmt = L"%s.");
-	inline Err(ErrType t, std::wstring fmt) : Err(t, fmt.c_str()) {}
+	Err(ErrType t, Buf<const wchar_t> msg = L"");
 };
 
 /* Return a wide string describing exception. */