<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>This is the error you get when your picture contains nothing but zero pixels. See earlier responses to your queries as to why.</div><div><br></div><div>-Greg</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><p style="margin: 0.0px 0.0px 0.0px 37.0px; text-indent: -37.0px"><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>From: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Σωτήρης Παπαντωνίου <<a href="mailto:sotos.enveng@gmail.com">sotos.enveng@gmail.com</a>></font></p> <p style="margin: 0.0px 0.0px 0.0px 34.0px; text-indent: -34.0px"><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>Date: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">August 24, 2009 5:54:04 AM PDT</font></p> <p style="margin: 0.0px 0.0px 0.0px 21.0px; text-indent: -21.0px"><font class="Apple-style-span" color="#000000"><b><br></b></font></p></div></blockquote><blockquote type="cite"><div class="gmail_quote"><br>Hello list,<br><br>I am trying to simulate a scene of light source behind a glass. The image is part of a general simulation. <br><br>When I am trying to simulate the results are the following:<br> <br>pfilt: picture too dark or too bright<br> rad: error filtering view sun<br> lab_6i2_sun.pic removed<br><br>If you have any idea, it would be highly appreciated<br><br>Thank you<br><br>Sotiris Papantoniou<br><br>P.S. I am sending the files of the simulation to help.</div></blockquote></body></html>