The client has closed the connection.
It should not be a cause for concern  (but it is very late on Friday
evening... I might be wrong :) ).

Regards,
Simone Giannecchini
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-------------------------------------------------------


On Fri, Jan 18, 2013 at 12:50 PM, Jonathan Moules
<[email protected]> wrote:
> Hi list,
>    Often when I pan around my OpenLayers project which is called a GeoServer
> 2.2.3 WMS, I get an "IndexOutOfBoundsException" error:
>
> 18 Jan 11:46:01 ERROR [org.geoserver.ows] -
> java.lang.IndexOutOfBoundsException: pos < flushedPos!
>         at javax.imageio.stream.ImageInputStreamImpl.seek(Unknown Source)
>         at com.sun.imageio.plugins.png.IDATOutputStream.finishChunk(Unknown
> Source)
>         at com.sun.imageio.plugins.png.IDATOutputStream.deflate(Unknown
> Source)
>         at com.sun.imageio.plugins.png.IDATOutputStream.finish(Unknown
> Source)
>         at com.sun.imageio.plugins.png.PNGImageWriter.write_IDAT(Unknown
> Source)
>         at com.sun.imageio.plugins.png.PNGImageWriter.write(Unknown Source)
>         at org.geotools.image.ImageWorker.writePNG(ImageWorker.java:2485)
>         at
> org.geoserver.wms.map.PNGMapResponse.formatImageOutputStream(PNGMapResponse.java:118)
>         at
> org.geoserver.wms.map.RenderedImageMapResponse.write(RenderedImageMapResponse.java:122)
>
>
> This is usually followed by:
>
> 18 Jan 11:46:01 DEBUG [org.geoserver.wms.map] - Writing png image ... done!
> 18 Jan 11:46:01 INFO [org.geoserver.ows] - Problem writing exception
> information back to calling client:
> org.mortbay.jetty.EofException
>         at org.mortbay.jetty.HttpGenerator.flush(HttpGenerator.java:760)
>         at
> org.mortbay.jetty.AbstractGenerator$Output.blockForOutput(AbstractGenerator.java:548)
>         at
> org.mortbay.jetty.AbstractGenerator$Output.write(AbstractGenerator.java:634)
>         at
> org.mortbay.jetty.AbstractGenerator$Output.write(AbstractGenerator.java:587)
>         at
> org.geoserver.filters.AlternativesResponseStream.write(AlternativesResponseStream.java:53)
>         at
> org.geoserver.wms.WMSServiceExceptionHandler.handleXmlException(WMSServiceExceptionHandler.java:282)
>         at
> org.geoserver.wms.WMSServiceExceptionHandler.handleServiceException(WMSServiceExceptionHandler.java:126)
>         at
> org.geoserver.ows.Dispatcher.handleServiceException(Dispatcher.java:1631)
>         at org.geoserver.ows.Dispatcher.exception(Dispatcher.java:1576)
>         at
> org.geoserver.ows.Dispatcher.handleRequestInternal(Dispatcher.java:282)
>
> There's nothing visually wrong with the output tiles as far as I can see.
> What's likely to be causing this? Is it a cause for concern?
>
> Thanks.
> Jonathan
>
>
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