<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hi Ralph,</div><div><br></div><div>did you evaluate the class definition and the two methods immediately preceding the example? </div><div><br></div><div>Sounds to me as if XMLisp does not recognize the name attribute. This could happen if the class has not been defined. Then XMLisp tries to make an XML element of a generic class.</div><div><br></div><div>Note to self: remove this kind of robustness. It rarely produces meaningful results. </div><div><br></div><div>thanks and all the best,  Alex</div><div><br></div><br><div><div>On Apr 25, 2009, at 12:06 PM, Raffael Cavallaro wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><br>On Apr 25, 2009, at 12:58 AM, Alexander Repenning wrote:<br><br><blockquote type="cite">Let me know if you can crash this.<br></blockquote><br>This example code from "test case examples.lisp"<br><br><application-window title="OpenGL 3D" margin="12" width="300"  <br>height="300"><br>   <column align="stretch" valign="stretch"><br>     <row minimize="vertical" align="stretch" valign="middle"><br>        <label text="red" align="right" width="50"/><br>        <slider name="red" action="adjust-vertex-color-action" max- <br>value="1.0" flex="1"/><br>        <label text="0.00" name="red label" width="40"/><br>     </row><br>     <row minimize="vertical" align="stretch" valign="middle"><br>        <label text="green" align="right" width="50"/><br>        <slider name="green" action="adjust-vertex-color-action" max- <br>value="1.0" flex="1"/><br>        <label text="0.00" name="green label" width="40"/><br>     </row><br>     <row minimize="vertical" align="stretch" valign="middle"><br>        <label text="blue" align="right" width="50"/><br>        <slider name="blue" action="adjust-vertex-color-action" max- <br>value="1.0" flex="1"/><br>        <label text="0.00" name="blue label" width="40"/><br>     </row><br>     <spacer height="12"/><br>     <triangle-opengl-dialog name="opengl" vflex="1"/><br>     <spacer height="12"/><br>     <row align="stretch" valign="stretch" vflex="2"><br>       <triangle-opengl-dialog name="opengl2" flex="1"/><br>       <spacer height="12" width="12"/><br>       <triangle-opengl-dialog name="opengl3" flex="1"/><br>     </row><br>   </column><br></application-window><br><br>results in this error:<br><br><blockquote type="cite">Error: class: XML-CONTENT does not have slot matching attribute  <br></blockquote>name: NAME<br><blockquote type="cite">While executing: #<STANDARD-METHOD SET-ATTRIBUTE-VALUE (XML- <br></blockquote>SERIALIZER T T)>, in process Listener(6).<br><blockquote type="cite">Type :POP to abort, :R for a list of available restarts.<br></blockquote><blockquote type="cite">Type :? for other options.<br></blockquote><br>warmest regards,<br><br>Ralph<br><br><br><br><br>Raffael Cavallaro, Ph.D.<br><a href="mailto:raffaelcavallaro@mac.com">raffaelcavallaro@mac.com</a><br><br>_______________________________________________<br>Openmcl-devel mailing list<br>Openmcl-devel@clozure.com<br>http://clozure.com/mailman/listinfo/openmcl-devel<br><br></div></blockquote></div><br><div apple-content-edited="true"> <div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><p style="margin: 0.0px 0.0px 0.0px 0.0px"><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Prof. Alexander Repenning</font></p><p style="margin: 0.0px 0.0px 0.0px 0.0px"><br class="khtml-block-placeholder"></p><p style="margin: 0.0px 0.0px 0.0px 0.0px">University of Colorado</p><p style="margin: 0.0px 0.0px 0.0px 0.0px">Computer Science Department</p><p style="margin: 0.0px 0.0px 0.0px 0.0px">Boulder, CO 80309-430</p><p style="margin: 0.0px 0.0px 0.0px 0.0px"><br class="khtml-block-placeholder"></p><p style="margin: 0.0px 0.0px 0.0px 0.0px"><font face="Helvetica" size="3" style="font: 12.0px Helvetica">vCard: <a href="http://www.cs.colorado.edu/~ralex/AlexanderRepenning.vcf">http://www.cs.colorado.edu/~ralex/AlexanderRepenning.vcf</a></font></p><br class="Apple-interchange-newline"></span></div> </div><br></body></html>