--- /dev/null
+#from skeleton import skeleton
+#extends skeleton
+
+#def title
+Invalid input
+#end def
+
+#def body
+<h1>Invalid Input</h1>
+<p>Your input was bad:</p>
+<table>
+<tr><td>operation</td><td>Field</td><td>value</td><td>reason</td></tr>
+<tr><td>$op</td><td>$err_field</td><td>$err_value</td><td>$errorMessage</td></tr>
+#if $stderr
+<p>Printed to standard error:</p>
+<pre>$stderr</pre>
+#end if
+</table>
+#end def