Bad request on Validate Settings

I cannot access my tasks repository which was working some time ago. Now, 
if I open the repository configuration dialog and hit "Validate Settings" I 
get the response below. Maybe Google changed the protocol?

 Bad Request - 

<html><head>
<meta http-equiv="content-type" content="text/html;charset=utf-8">
<title>400 Bad Request</title>
<style><!--
body {font-family: arial,sans-serif}
div.nav {margin-top: 1ex}
div.nav A {font-size: 10pt; font-family: arial,sans-serif}
span.nav {font-size: 10pt; font-family: arial,sans-serif; font-weight: 
bold}
div.nav A,span.big {font-size: 12pt; color: #0000cc}
div.nav A {font-size: 10pt; color: black}
A.l:link {color: #6f6f6f}
A.u:link {color: green}
//--></style>
<script><!--
var rc=400;
//-->
</script>
</head>
<body text=#000000 bgcolor=#ffffff>
<table border=0 cellpadding=2 cellspacing=0 width=100%><tr><td rowspan=3 
width=1% nowrap>
<b><font face=times color=#0039b6 size=10>G</font><font face=times 
color=#c41200 size=10>o</font><font face=times color=#f3c518 
size=10>o</font><font face=times color=#0039b6 size=10>g</font><font 
face=times color=#30a72f size=10>l</font><font face=times color=#c41200 
size=10>e</font>&nbsp;&nbsp;</b>
<td>&nbsp;</td></tr>
<tr><td bgcolor="#3366cc"><font face=arial,sans-serif 
color="#ffffff"><b>Error</b></td></tr>
<tr><td>&nbsp;</td></tr></table>
<blockquote>
<H1>Bad Request</H1>
Your client has issued a malformed or illegal request.

<p>
</blockquote>
<table width=100% cellpadding=0 cellspacing=0><tr><td 
bgcolor="#3366cc"><img alt="" width=1 height=4></td></tr></table>
</body></html>

Original issue reported on code.google.com by avoin...@gmail.com on 9 Mar 2010 at 2:03

mknittig / googlecode-mylyn-connector

Bad request on Validate Settings #54