Merge branch 'main' into 147-sig-activity-changes

# Conflicts:
#	core/constants.py
#	pyproject.toml

core/single_object_data_cache.py

@@ -21,7 +21,13 @@ class SingleObjectDataCache:
         # This cache stores a single object, doesn't matter what it's called so "object" will do
         if "object" not in self._cache:
             self._cache.add("object", object_if_empty)
-        self._obj = self._cache.get("object")
+        try:
+            self._obj = self._cache.get("object")
+        except Exception:
+            logger.warning(f"Failed to load cache from {cache_dir}, clearing it.")
+            self._cache.clear()
+            self._cache.add("object", object_if_empty)
+            self._obj = object_if_empty
 
     def get(self):
         """Get the data object. This can then be manipulated as necessary across multiple threads. Any function