diff --git a/compiler/cpp/src/generate/t_go_generator.cc b/compiler/cpp/src/generate/t_go_generator.cc
index dadef5c..168ca88 100644
--- a/compiler/cpp/src/generate/t_go_generator.cc
+++ b/compiler/cpp/src/generate/t_go_generator.cc
@@ -2369,7 +2369,7 @@
     }
 
     f_service_ <<
-               indent() << "  x := thrift.NewTApplicationException(thrift.INTERNAL_ERROR, \"Internal error processing " << escape_string(tfunction->get_name()) << ": \" + err.Error())" << endl <<
+               indent() << "  x := thrift.NewTApplicationException(thrift.INTERNAL_ERROR, \"Internal error processing " << escape_string(tfunction->get_name()) << ": \" + err2.Error())" << endl <<
                indent() << "  oprot.WriteMessageBegin(\"" << escape_string(tfunction->get_name()) << "\", thrift.EXCEPTION, seqId)" << endl <<
                indent() << "  x.Write(oprot)" << endl <<
                indent() << "  oprot.WriteMessageEnd()" << endl <<