diff --git a/lib/vhost-sni-server.js b/lib/vhost-sni-server.js
index e88b7b0..6f9e66f 100644
--- a/lib/vhost-sni-server.js
+++ b/lib/vhost-sni-server.js
@@ -99,6 +99,33 @@ module.exports.create = function (securePort, certsPath, vhostsdir) {
             function localAppWrapped(req, res) {
               console.log('[debug]', domaininfo.hostname + '/' + domaininfo.pathname, req.url);
               localApp(req, res, function (err) {
+                if (err) {
+                  console.error(err);
+                  res.end(
+                      "<html>"
+                    + "<head>"
+                    + '<link rel="icon" href="favicon.ico" />'
+                    + "</head>"
+                    + "<body>"
+                    + "<pre>"
+                    + "<code>"
+                    + "Method: " + req.method
+                    + '\n'
+                    + "Hostname: " + domaininfo.hostname
+                    + '\n'
+                    + "App: " + (domaininfo.pathname ? (domaininfo.pathname + '/') : '')
+                    + '\n'
+                    + "Route: " + req.url//.replace(/^\//, '')
+                    + '\n'
+                      // TODO better sanatization
+                    + 'Error: '  + (err.message || err.toString()).replace(/</g, '&lt;')
+                    + "</code>"
+                    + "</pre>"
+                    + "</body>"
+                    + "</html>"
+                  );
+                  return;
+                }
                 if (!serveFavicon) {
                   serveFavicon = require('serve-favicon')(path.join(__dirname, '..', 'public', 'favicon.ico'));
                 }
