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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Immediate reason is that Mapserver by default does not deliver bigger images than 2048 pixels. The limit can be set higher on the server side
with the MAP level setting MAXSIZE <a href="http://mapserver.org/mapfile/map.html">
http://mapserver.org/mapfile/map.html</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">You can see from the log that MapProxy is asking for a 2072x1184 sized image. If you cannot control Mapserver WMS then MapProxy should be configured
to build smaller requests. Perhaps it is done in Globals-cache-meta_size and meta_buffer
<a href="http://mapproxy.org/docs/1.5.0/labeling.html#mapproxy-options">http://mapproxy.org/docs/1.5.0/labeling.html#mapproxy-options</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">-Jukka Rahkonen-<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">?????? ?????? wrote:<br>
<br>
<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span lang="EN-US">I've run development server and there is such error:<br>
<br>
[2013-02-08 17:14:04,877] mapproxy.source.request - INFO - GET </span><a href="http://85.143.48.160:1024/cgi-bin/mapserv.exe?map=C:/Map%20Files/test3857/test3857.map&styles=&format=image%2Fpng&height=2072&bbox=6832719.04785,7387742.86427,6837589.38965,7396267.00815&transparent=True&layers=QGIS-MAP&crs=EPSG%3A3857&service=WMS&width=1184&request=GetMap&version=1.3.0">http://85.143.48.160:1024/cgi-bin/mapserv.exe?map=C:/Map%20Files/test3857/test3857.map&styles=&format=image%2Fpng&height=2072&bbox=6832719.04785,7387742.86427,6837589.38965,7396267.00815&transparent=True&layers=QGIS-MAP&crs=EPSG%3A3857&service=WMS&width=1184&request=GetMap&version=1.3.0</a>
200 - 106<br>
[2013-02-08 17:14:04,880] mapproxy.source.wms - WARNING - expected image response, got: <?xml version='1.0' encoding="ISO-8859-1" standalone="no" ?><br>
<ServiceExceptionReport version="1.3.0" xmlns="<a href="http://www.opengis.net/ogc">http://www.opengis.net/ogc</a>" xmlns:xsi="<a href="http://www.w3.org/2001/XMLSchema-instance">http://www.w3.org/2001/XMLSchema-instance</a>" xsi:schemaLocation="<a href="http://www.opengis.net/ogc">http://www.opengis.net/ogc</a>
<a href="http://schemas.opengis.net/wms/1.3.0/exceptions_1_3_0.xsd">http://schemas.opengis.net/wms/1.3.0/exceptions_1_3_0.xsd</a>"><br>
<ServiceException><br>
msWMSLoadGetMapParams(): WMS server error. Image size out of range, WIDTH and HEIGHT must be between 1 and 2048 pixels.<br>
msOutputFormatValidate(): General error message. OUTPUTFORMAT png has IMAGEMODE RGB/RGBA, which is not supported for GD drivers.<br>
</ServiceException><br>
</ServiceExceptionReport><o:p></o:p></p>
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<p class="MsoNormal">Is it a mapproxy side problem?<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal">2013/2/7 Denis Rykov <<a href="mailto:rykovd@gmail.com" target="_blank">rykovd@gmail.com</a>><o:p></o:p></p>
<p class="MsoNormal">If you are using default MapProxy development server you can see HTTP requests which your client sends to WMS server in terminal.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal">On Thu, Feb 7, 2013 at 3:23 PM, Denis Rykov <<a href="mailto:rykovd@gmail.com" target="_blank">rykovd@gmail.com</a>> wrote:<o:p></o:p></p>
<p class="MsoNormal">Hi Maxim!<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Could you share output of the following command:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> tail /var/log/apache2/error.log<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">It could give any clues about your issue.<o:p></o:p></p>
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<p class="MsoNormal">On Thu, Feb 7, 2013 at 2:33 PM, Максим Хитрин <<a href="mailto:hitrymax@gmail.com" target="_blank">hitrymax@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Dear Sir or Madam,<o:p></o:p></p>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
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<div>
<p class="MsoNormal">I've got a problem when I'm trying to zoom in MapProxy. <o:p></o:p></p>
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<div>
<p class="MsoNormal">It works well for about 2 or 3 zoom levels but then I got an error "Could not get any sources: no image returned from source WMS"<o:p></o:p></p>
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<div>
<p class="MsoNormal">I'm trying to get data from a MapServer that is localed on another machine. There is no limit for max/min scale in its capabilities.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">Here is my configuration:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal">sources:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> test3857:<o:p></o:p></p>
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<div>
<p class="MsoNormal"> type: wms<o:p></o:p></p>
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<div>
<p class="MsoNormal"> wms_opts:<o:p></o:p></p>
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<p class="MsoNormal"> version: 1.3.0<o:p></o:p></p>
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<p class="MsoNormal"> req:<o:p></o:p></p>
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<p class="MsoNormal"> url: <a href="http://85.143.48.160:1024/cgi-bin/mapserv.exe?map=C:/Map%20Files/test3857/test3857.map" target="_blank">
http://85.143.48.160:1024/cgi-bin/mapserv.exe?map=C:/Map%20Files/test3857/test3857.map</a><o:p></o:p></p>
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<p class="MsoNormal"> layers: QGIS-MAP<o:p></o:p></p>
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<p class="MsoNormal"> transparent: true<o:p></o:p></p>
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<p class="MsoNormal"> supported_srs: ['EPSG:3857']<o:p></o:p></p>
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<div>
<p class="MsoNormal"> coverage:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> bbox: [6807775, 7373595, 6875170, 7422370]<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> bbox_srs: 'EPSG:3857'<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">grids:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> test3857_grid:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> base: GLOBAL_GEODETIC<o:p></o:p></p>
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<div>
<p class="MsoNormal"> bbox: [6807775, 7373595, 6875170, 7422370]<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> bbox_srs: 'EPSG:3857'<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">caches:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> test3857_cache:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> sources: [test3857]<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> grids: [test3857_grid]<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">layers:<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> - name: test3857<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> title: test3857<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> sources: [test3857_cache]<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"> <br>
Why am I getting this error?<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal">Thank you for your prompt help.<br>
--<br>
<br>
Yours faithfully, <br>
<br>
Maxim Khitrin <o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</div>
<p class="MsoNormal" style="margin-bottom:12.0pt">_______________________________________________<br>
MapProxy mailing list<br>
<a href="mailto:MapProxy@lists.osgeo.org" target="_blank">MapProxy@lists.osgeo.org</a><br>
<a href="http://lists.osgeo.org/mailman/listinfo/mapproxy" target="_blank">http://lists.osgeo.org/mailman/listinfo/mapproxy</a><o:p></o:p></p>
</blockquote>
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<p class="MsoNormal"><o:p> </o:p></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
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<p class="MsoNormal"><br>
<br clear="all">
<br>
-- <o:p></o:p></p>
<div>
<p class="MsoNormal">С уважением,<o:p></o:p></p>
<div>
<p class="MsoNormal">Хитрин Максим<o:p></o:p></p>
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<div>
<p class="MsoNormal"><o:p> </o:p></p>
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