diff --git a/src/blenderbim/blenderbim/bim/module/clash/operator.py b/src/blenderbim/blenderbim/bim/module/clash/operator.py
index bfbb6eee8e..6c31fd3518 100644
--- a/src/blenderbim/blenderbim/bim/module/clash/operator.py
+++ b/src/blenderbim/blenderbim/bim/module/clash/operator.py
@@ -299,7 +299,8 @@ class SelectIfcClashResults(bpy.types.Operator):
             for scene in obj.users_scene:
                 if scene.BIMProperties.ifc_file:
                     ifc_file = scene.BIMProperties.ifc_file
-                    break
+                    if scene.library:
+                        break
 
             if ifc_file:
                 if ifc_file not in IfcStore.session_files: