#2224 Expose unload project in UI to aid in unlinking IFCs for coordination only

src/blenderbim/blenderbim/bim/module/project/ui.py

@@ -165,6 +165,7 @@ class BIM_PT_project(Panel):
         op.should_save_as = False
         op = row.operator("export_ifc.bim", icon="FILE_TICK", text="Save As")
         op.should_save_as = True
+        row.operator("bim.unload_project", text="", icon="X")
 
     def draw_create_project_ui(self, context):
         props = context.scene.BIMProperties

src/blenderbim/scripts/headless_import.py

@@ -48,8 +48,7 @@ props.element_limit = 30000
 bpy.ops.bim.load_project(filepath="/path/to/your/model/input.ifc")
 
 # In coordination mode, it is unnecessary to maintain a link to the IFC
-bpy.context.scene.BIMProperties.ifc_file = ""
-IfcStore.file = None
+bpy.ops.bim.unload_project()
 
 # Save the processed file here
 bpy.ops.wm.save_mainfile(filepath="/path/to/your/model/output.blend")