<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=us-ascii">
<META content="MSHTML 6.00.2900.2963" name=GENERATOR></HEAD>
<BODY>
<DIV><SPAN class=082353119-12122006><FONT face=Arial size=2>I'm trying to setup
TileCache under Windows + Python 2.4 + IIS 5.1 + CGI.</FONT></SPAN></DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial size=2>I can get a python
test page to work ok.</FONT></SPAN></DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial size=2>I use the default
configuration pointing to metacarta's vmap0 wms service.</FONT></SPAN></DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=082353119-12122006><FONT face=Arial size=2>Then I try the
example url:</FONT></SPAN></DIV>
<DIV><SPAN class=082353119-12122006>
<P><A
href="http://localhost/tilecache/tilecache.cgi?LAYERS=basic&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&SRS=EPSG:4326&BBOX=-180,-90,0,90&WIDTH=256&HEIGHT=256"><FONT
size=2>http://<SPAN class=082353119-12122006>localhost</SPAN>/<SPAN
class=082353119-12122006>tilecache</SPAN>/tilecache.cgi?LAYERS=basic&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&SRS=EPSG:4326&BBOX=-180,-90,0,90&WIDTH=256&HEIGHT=256</FONT></A></P>
<P><SPAN class=082353119-12122006><FONT face=Arial size=2>And I get the
following error:</FONT></SPAN></P><SPAN class=082353119-12122006><PRE>An error occurred: Zero length data returned from layer.
File "C:\wms\tilecache-1.3\TileCache\Service.py", line 427, in cgiHandler
format, image = service.dispatchRequest( params, path_info, host )
File "C:\wms\tilecache-1.3\TileCache\Service.py", line 383, in dispatchRequest
return self.renderTile(tile, params.has_key('FORCE'))
File "C:\wms\tilecache-1.3\TileCache\Service.py", line 362, in renderTile
else: raise Exception("Zero length data returned from layer.")</PRE></SPAN>
<P><SPAN class=082353119-12122006><FONT face=Arial size=2>I have seen another
message in the lists pointing the same error and it seems the culprit is
urllib2.</FONT></SPAN></P>
<P><SPAN class=082353119-12122006><FONT face=Arial size=2>Is there a solution to
this problem? Some additional configuration needed? Is there anyone running the
same configuration successfully?</FONT></SPAN></P>
<P><SPAN class=082353119-12122006><FONT face=Arial
size=2>Thanks,</FONT></SPAN></P>
<P><SPAN class=082353119-12122006><FONT face=Arial
size=2>Duarte</FONT></SPAN></P></SPAN></DIV></BODY></HTML>