<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EL link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello everyone, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>When opening a file made with the plug-n of trnsys3d a receive the following message and I lose all the windows I have designed. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Any suggestions?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The error message is the following:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>ERROR:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>NoMethodError<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>undefined method `points' for nil:NilClass<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>BACKTRACE:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/Surface.rb:200:in `update_entity'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/DrawingInterface.rb:84:in `draw_entity'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:205:in `update_model'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:201:in `each_with_index'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:201:in `each'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:201:in `each_with_index'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:201:in `update_model'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/interfaces/ModelInterface.rb:118:in `draw_model'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/ModelManager.rb:183:in `open_input_file'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/CommandManager.rb:71:in `open_input_file'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/MenuManager.rb:83:in `create_commands'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>C:/Program Files (x86)/Google/Google SketchUp 7/Plugins/Trnsys3d/lib/MenuManager.rb:83:in `call'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you in advance<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Sotiris<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>