scripts-blender/addons/brushstroke_tools/ops.py

@@ -768,6 +768,9 @@ class BSBST_OT_init_preset(bpy.types.Operator):
             self.init_draw(context)
         
         # select preset material
+        mat = bpy.data.materials.get('Brushstrokes')
+        if not mat:
+            mat = utils.import_brushstroke_material()
         settings.context_material = bpy.data.materials['Brushstrokes']
         preset_object['BSBST_material'] = settings.context_material