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</o:shapelayout></xml><![endif]--></head><body lang=DE-AT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB>I made a reader plugin which returns a vtkPolyData object from our internal file type and have following problem:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Open our file using plugin, polydata object is successfully loaded and visualized (everything fine)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>Select some region with “select points through”<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>Apply the ExtractSelection filter, the subset is successfully extracted (unstructured grid), everything seems fine<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>Select Preserve Topology check box in the ExtractSelection object panel<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>Apply again<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Then following comes into output window:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:8.5pt;font-family:Courier;color:black;mso-fareast-language:DE-AT'>Warning: In D:\Develop\Source\ParaView-v4.1.0-RC1-source\ParaViewCore\ServerManager\Rendering\vtkSMPVRepresentationProxy.cxx, line 279</span><span lang=EN-GB style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:DE-AT'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:8.5pt;font-family:Courier;color:black;mso-fareast-language:DE-AT'>vtkSMPVRepresentationProxy (10CE2020): Could not determine array range.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Someone knows what I am doing wrong, this does not appear when I load a normal vtkPolyData .vtk file format so it seems that I am doing something wrong with the reader plugin interface, but what…..<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Thanks<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE-AT'>_________________________________________________________________</span><span style='font-size:8.5pt;color:black;mso-fareast-language:DE-AT'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><b><span lang=DE style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'><o:p> </o:p></span></b></p><p class=MsoNormal style='text-autospace:none'><b><span lang=DE style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>JOANNEUM RESEARCH Forschungsgesellschaft mbH</span></b><span lang=DE style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=DE style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'> <o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>DIGITAL – Institute for Information and Communication Technologies</span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>Steyrergasse 17, 8010 Graz, Austria<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#4D4D4D;mso-fareast-language:JA'> <o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>phone: +43 316 876-1751<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>fax: +43 316 8769-1751<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=DE style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>e-mail: <a href="mailto:gerald.lodron@joanneum.at"><span style='color:blue'>gerald.lodron@joanneum.at</span></a> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:JA'>web: <a href="http://www.joanneum.at/digital"><span style='color:blue'>www.joanneum.at/digital</span></a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US 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