<div dir="ltr"><div>Good afternoon,</div><div><span style="color:rgb(23,43,77);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,"Fira Sans","Droid Sans","Helvetica Neue",sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(23,43,77);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,"Fira Sans","Droid Sans","Helvetica Neue",sans-serif;font-size:14px">I work with </span><code style="color:rgb(23,43,77);font-family:SFMono-Medium,"SF Mono","Segoe UI Mono","Roboto Mono","Ubuntu Mono",Menlo,Courier,monospace;font-size:12px;line-height:1.4;padding:1px 3px;border:0px;border-radius:3px;background:rgb(244,245,247);box-sizing:border-box;display:inline-block;max-width:100%;overflow-x:auto;vertical-align:bottom">unbuntu 22.04.03 LTS.</code><span style="color:rgb(23,43,77);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,"Fira Sans","Droid Sans","Helvetica Neue",sans-serif;font-size:14px"> And Qgis 3.34.0-Prizren. I installed the last version of the plugin spectral library tools.</span></div><div><p style="margin:12px 0px 0px;padding:0px;color:rgb(23,43,77);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,"Fira Sans","Droid Sans","Helvetica Neue",sans-serif;font-size:14px">But when i try to enable it via the plugin manager interface, i get a error message saying :</p></div><br>```<br>Impossible de charger l'extension 'spectral_libraries' provoque une erreur lors de l'appel à sa méthode classFactory()AttributeError: type object 'QgsMapLayerProxyModel' has no attribute 'Filters'<br><br>Traceback (most recent call last):<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 423, in _startPlugin<br>    plugins[packageName] = package.classFactory(iface)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/__init__.py", line 14, in classFactory<br>    from spectral_libraries.spectral_libraries_plugin import SpectralLibrariesPlugin<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 888, in _import<br>    mod = _builtin_import(name, globals, locals, fromlist, level)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/spectral_libraries_plugin.py", line 29, in <br>    from spectral_libraries.interfaces.spectral_library_gui import SpectralLibraryWidget<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 888, in _import<br>    mod = _builtin_import(name, globals, locals, fromlist, level)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/interfaces/spectral_library_gui.py", line 28, in <br>    from spectral_libraries.qps.layerproperties import VectorLayerTools<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 888, in _import<br>    mod = _builtin_import(name, globals, locals, fromlist, level)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/qps/layerproperties.py", line 85, in <br>    from .classification.classificationscheme import ClassificationScheme<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 888, in _import<br>    mod = _builtin_import(name, globals, locals, fromlist, level)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/qps/classification/classificationscheme.py", line 44, in <br>    from ..utils import gdalDataset, nextColor, findMapLayer, registeredMapLayers, loadUi<br>  File "/usr/lib/python3/dist-packages/qgis/utils.py", line 888, in _import<br>    mod = _builtin_import(name, globals, locals, fromlist, level)<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/qps/utils.py", line 2402, in <br>    class SelectMapLayersDialog(QgsDialog):<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/qps/utils.py", line 2403, in SelectMapLayersDialog<br>    class LayerDescription(object):<br>  File "/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/spectral_libraries/qps/utils.py", line 2405, in LayerDescription<br>    def __init__(self, info: str, filters: QgsMapLayerProxyModel.Filters, allowEmptyLayer=False):<br>AttributeError: type object 'QgsMapLayerProxyModel' has no attribute 'Filters'<br><br>Version de Python : 3.10.12 (main, Jun 11 2023, 05:26:28) [GCC 11.4.0] <br>Version de QGIS : 3.34.0-Prizren Prizren, ffbdd678812<br><br>Chemin Python :<br><br>/usr/share/qgis/python<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins<br><br>/usr/share/qgis/python/plugins<br><br>/usr/lib/python310.zip<br><br>/usr/lib/python3.10<br><br>/usr/lib/python3.10/lib-dynload<br><br>/usr/local/lib/python3.10/dist-packages<br><br>/usr/lib/python3/dist-packages<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/HCMGIS/forms<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/SentinelHub/external/requests_oauthlib-1.3.1-py2.py3-none-any.whl<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/go2streetview<br><br>/home/geoteca/.local/share/QGIS/QGIS3/profiles/default/python/plugins/go2streetview/res<br>```<br></div>