--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/default-app/html/error.html	Tue Mar 09 12:16:56 2021 +0000
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>Error {code}</title>
+  </head>
+  <body>
+    <h1>Error {code}</h1>
+    <h2>{long}</h2>
+    <p>{text}</p>
+    <code>Error instance: {id}</code>
+    {internal_error&
+    <h3>Debug info</h3>
+    <p>The error leading up to this was:</p>
+    <pre>
+      {internal_error}
+    </pre>
+    }
+  </body>
+</html>