<div dir="ltr"><div>Hi all,</div><div><br></div><div>I have a folder with a LOT of point cloud files (1,740) - all stored as cloud optimized point clouds (COPCs), which were converted from .las files via QGIS. I'm trying to build a virtual point cloud via QGIS, selecting the folder with all of the COPCs. However as its running, fairly on, it stops running and I get a message "incorrect parameter value for layers."</div><div><br></div><div>I'm not finding any log files, and no .vpc file is created.</div><div><br></div><div>Any suggestions for troubleshooting and such? They are all from the same source, for the same general geographic area, so while I haven't checked all of the CRS information is the same, anticipate it should be across all of these files.</div><div><br></div><div>And in case it helps, below is the "About" info for my install</div><div><br></div><div>Best,</div><div>Mike<br></div><div><br></div><div><br></div><div>

<table border="0" style="margin:0px" align="center" width="100%" cellspacing="2" cellpadding="0">
<tbody><tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">QGIS version</p></td>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.34.3-Prizren</p></td>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">QGIS code revision</p></td>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap"><a href="https://github.com/qgis/QGIS/commit/47373234ac"><span style="text-decoration:underline;color:rgb(0,0,255)">47373234ac</span></a></p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">Qt version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">5.15.3</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">Python version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.9.18</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">GDAL/OGR version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.8.3</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">PROJ version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">9.3.1</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">EPSG Registry database version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">v10.098 (2023-11-24)</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">GEOS version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.12.1-CAPI-1.18.1</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">SQLite version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.41.1</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">PDAL version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">2.6.0</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">PostgreSQL client version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">15.2</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">SpatiaLite version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">5.1.0</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">QWT version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">6.1.6</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">QScintilla2 version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">2.13.4</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">OS version</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">Windows 10 Version 2009</p></td></tr>
<tr>
<td><br></td>
<td><br></td>
<td><br></td>
<td><br></td></tr>
<tr>
<td colspan="4">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">Active Python plugins</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">BivariateRenderer</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">1.0.1</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">DataPlotly</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.9</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">PeliasGeocoding</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">0.1</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">pg_metadata</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">1.2.2</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">postgis_geoprocessing</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">0.9</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">qgis2web</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.16.0</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">quick_map_services</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">0.19.29</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">Socrata</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">2.2</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">valuetool</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">3.0.15</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">db_manager</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">0.1.20</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">MetaSearch</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">0.3.6</p></td></tr>
<tr>
<td>
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">processing</p></td>
<td colspan="3">
<p style="margin:0px;text-indent:0px;white-space:pre-wrap">2.12.99</p></td></tr></tbody></table></div></div>