Index: portal/portal-impl/impl/src/java/org/sakaiproject/portal/charon/SkinnableCharonPortal.java
===================================================================
--- portal/portal-impl/impl/src/java/org/sakaiproject/portal/charon/SkinnableCharonPortal.java	(revision 72654)
+++ portal/portal-impl/impl/src/java/org/sakaiproject/portal/charon/SkinnableCharonPortal.java	(working copy)
@@ -1129,8 +1129,7 @@
 			// punt
 			if (session.getUserId() == null)
 			{
-				doLogin(req, res, session, req.getPathInfo() + "?sakai.site="
-						+ res.encodeURL(siteId), false);
+				doLogin(req, res, session, req.getPathInfo(), false);
 				return null;
 			}
 			return placementId; // cannot resolve placement