Fixes #2703, NPE in exception handler

quarkusio · Jun 6, 2019 · 942d2dd · 942d2dd
1 parent 5e6b4ac
commit 942d2dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...sions/undertow/runtime/src/main/java/io/quarkus/undertow/runtime/QuarkusErrorServlet.java b/...sions/undertow/runtime/src/main/java/io/quarkus/undertow/runtime/QuarkusErrorServlet.java
@@ -110,7 +110,7 @@ protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws Se
         String stack = "";
         Object uuid = req.getAttribute(QuarkusExceptionHandler.ERROR_ID);
         Throwable exception = (Throwable) req.getAttribute(RequestDispatcher.ERROR_EXCEPTION);
-        if (Boolean.parseBoolean(getInitParameter(SHOW_STACK))) {
+        if (Boolean.parseBoolean(getInitParameter(SHOW_STACK)) && exception != null) {
             details = generateHeaderMessage(exception, uuid == null ? null : uuid.toString());
             stack = generateStackTrace(exception);