I am using the freecad link branch. That is, failure to insert material is encountered in the link branch.
I uninstalled Part O Magic but the problem persists. There is still an error message like this.
11:50:19 Traceback (most recent call last):
File "C:\Users\hamza\AppData\Roaming\FreeCAD\Mod\ArchTextures\texture_config.py", line 272, in onChanged
self.textureConfig.execute(self.Object)
File "C:\Users\hamza\AppData\Roaming\FreeCAD\Mod\ArchTextures\texture_config.py", line 225, in execute
self.textureManager.textureObjects()
File "C:\Users\hamza\AppData\Roaming\FreeCAD\Mod\ArchTextures\texture_manager.py", line 105, in textureObjects
shadedNode = faceset_utils.findShadedNode(switch)
File "C:\Users\hamza\AppData\Roaming\FreeCAD\Mod\ArchTextures\arch_texture_utils\faceset_utils.py", line 417, in findShadedNode
children = node.getChildren()
<class 'AttributeError'>: 'NoneType' object has no attribute 'getChildren
There is no failure to put material in this branch of freecad.
https://www.freecadweb.org/downloads.php'