stacktrace 처리 수정

src/main/webapp/WEB-INF/jsp/error/errorPage.jsp

@@ -24,6 +24,8 @@
 <% setTitle(request); %>
 <c:if test="${json}"><%
 	response.setContentType("application/json; charset=UTF-8");
+	String stacktrace = (String)request.getAttribute("stacktrace");
+	request.setAttribute("stacktrace", Convert.rntq(stacktrace));
 %>{
   "path": "${path}",
   "failed": true,