<div>I have some Debug info on the Symbology crashing issue I am having on Mac and Linux.</div><div><br></div><div>Here is some info on my Linux Natty build:</div><div><br></div><div>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">QGIS version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">1.8.0-Trunk</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">QGIS code revision</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">ac923a8</p></td></tr>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Compiled against Qt</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">4.7.2</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Running against Qt</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">4.7.2</p></td></tr>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">GDAL/OGR Version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">1.8.0</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">GEOS Version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">3.2.2</p></td></tr>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">PostgreSQL Client Version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">8.4.8</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">SpatiaLite Version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">2.4.0</p></td></tr>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">QWT Version</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">5.2.0</p></td>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">This copy of QGIS writes debugging output.</p></td></tr></tbody></table><br></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;">
<div><div class="gmail_quote"><br></div></div></blockquote><div><div class="gmail_quote"><br></div></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;"><div><div class="gmail_quote">
<div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">....</font></span></div></div></div><div><div class="gmail_quote"><div class="gmail_quote">
<span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Rule-based renderer:</font></span></div></div></div><div><div class="gmail_quote"><div class="gmail_quote">
<span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">RULE Highways - scale [0,0] - filter ROAD_CLASS = &#39;highway&#39; OR ROAD_CLASS = &#39;arterial&#39; - symbol LINE SYMBOL (2 layers) color 176,176,176,255</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">RULE Road Paved - scale [1000,100000] - filter RDSRFC  = &#39;paved&#39; and (ROAD_CLASS != &#39;highway&#39; OR ROAD_CLASS != &#39;arterial&#39;)  - symbol LINE SYMBOL (2 layers) color 134,67,0,255</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">RULE Road Gravel - scale [0,0] - filter RDSRFC = &#39;loose&#39; - symbol LINE SYMBOL (1 layers) color 0,0,0,255</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000"><br></font></span></div></div>
</div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 979: (draw) attrs: ROAD_CLASS - 20</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 979: (draw) attrs: RDSRFC - 21</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/providers/ogr/qgsogrprovider.cpp: 763: (select) Setting spatial filter using POLYGON((950459.84366500 1038677.45986962, 950459.84366500 1046082.97714738, 962302.73502300 1046082.97714738, 962302.73502300 1038677.45986962, 950459.84366500 1038677.45986962))</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/providers/ogr/qgsogrprovider.cpp: 720: (nextFeature) Feature is null</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 788: (drawRendererV2) Total features processed 644</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsmaprenderer.cpp: 501: (render) Layer rendered without issues</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsmaprenderer.cpp: 541: (render) Done rendering map layers</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 375: (transformBoundingBox) Entering transformBoundingBox...</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 423: (transformBoundingBox) Projected extent: 950459.8436649995855987,1038677.4598696234170347 : 962302.7350230009760708,1046082.9771473781438544</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 327: (drawLabels) Starting draw of labels</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 375: (transformBoundingBox) Entering transformBoundingBox...</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 423: (transformBoundingBox) Projected extent: 950459.8436649995855987,1038677.4598696234170347 : 962302.7350230009760708,1046082.9771473781438544</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 327: (drawLabels) Starting draw of labels</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 375: (transformBoundingBox) Entering transformBoundingBox...</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgscoordinatetransform.cpp: 423: (transformBoundingBox) Projected extent: 950459.8436649995855987,1038677.4598696234170347 : 962302.7350230009760708,1046082.9771473781438544</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsvectorlayer.cpp: 327: (drawLabels) Starting draw of labels</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgspallabeling.cpp: 1061: (drawLabeling) LABELING work:  0 ms ... labels# 0</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgspallabeling.cpp: 1184: (drawLabeling) LABELING draw:  0 ms</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsmaprenderer.cpp: 619: (render) Rendering completed in (seconds): 3.348</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgslabeldialog.cpp: 337: (~QgsLabelDialog) entering.</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgslabeldialog.cpp: 42: (QgsLabelDialog) entering.</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgslabeldialog.cpp: 59: (init) entering.</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgslabeldialog.cpp: 59: (init) entering.</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 778: (customizeWidget) objectName = QgsRendererV2PropsDialogBase event type = 17</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 780: (customizeWidget) QgsRendererV2PropertiesDialog x QDialog</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 778: (customizeWidget) objectName = QgsVectorLayerPropertiesBase event type = 17</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 780: (customizeWidget) QgsVectorLayerProperties x QDialog</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 778: (customizeWidget) objectName = QgsSymbolV2SelectorDialogBase event type = 17</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 780: (customizeWidget) QgsSymbolV2SelectorDialog x QDialog</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 778: (customizeWidget) objectName = QgsRendererRulePropsDialog event type = 17</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 780: (customizeWidget) QgsRendererRulePropsDialog x QDialog</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 778: (customizeWidget) objectName = DlgSymbolV2Properties event type = 17</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgscustomization.cpp: 780: (customizeWidget) QgsSymbolV2PropertiesDialog x QDialog</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/app/qgslabeldialog.cpp: 342: (apply) entering.</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">Debug: /home/mars/dev/cpp/Quantum-GIS/src/core/qgsmaplayer.cpp: 104: (setLayerName) new name is &#39;DRA_LINESP_line&#39;</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#990000">Segmentation fault</font></span></div>
</div></div><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000">mars@Mint11 ~ $ </font></span></div>
</div></div></blockquote><div><div class="gmail_quote"><div class="gmail_quote"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255);"><font class="Apple-style-span" color="#330000"><br></font></span></div>
<div class="gmail_quote">I can provide the full Debug output from start if anyone likes.  I hope this will help in whatever small part.</div><div class="gmail_quote"><br></div><div class="gmail_quote"><br></div></div><div class="gmail_quote">
<br></div></div>