From 8eeb8804d4dd665fa88bccad1a8137a45b91f33a Mon Sep 17 00:00:00 2001
From: Dion Moult <dion@thinkmoult.com>
Date: Wed, 25 Jan 2023 17:56:05 +1100
Subject: [PATCH] Handle corrupt geometry caches (e.g. due to crash) by
 creating a fresh cache.

---
 src/blenderbim/blenderbim/bim/ifc.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/blenderbim/blenderbim/bim/ifc.py b/src/blenderbim/blenderbim/bim/ifc.py
index b24ec89408..b83287a98a 100644
--- a/src/blenderbim/blenderbim/bim/ifc.py
+++ b/src/blenderbim/blenderbim/bim/ifc.py
@@ -96,7 +96,11 @@ class IfcStore:
             try:
                 IfcStore.cache = ifcopenshell.geom.serializers.hdf5(IfcStore.cache_path, cache_settings)
             except:
-                return
+                os.remove(IfcStore.cache_path)
+                try:
+                    IfcStore.cache = ifcopenshell.geom.serializers.hdf5(IfcStore.cache_path, cache_settings)
+                except:
+                    return
         return IfcStore.cache
 
     @staticmethod