why did this even crash to begin with

MareSynchronos/FileCache/TransientResourceManager.cs

@@ -88,16 +88,21 @@ public sealed class TransientResourceManager : DisposableMediatorSubscriberBase
                 return;
             }
 
+            bool removedPaths = false;
             foreach (var replacement in fileReplacement.Where(p => !p.HasFileReplacement).SelectMany(p => p.GamePaths).ToList())
             {
+                removedPaths = true;
                 PlayerConfig.RemovePath(replacement);
             }
 
+            if (removedPaths)
+            {
                 // force reload semi transient resources
                 _semiTransientResources = null;
                 _configurationService.Save();
             }
         }
+    }
 
     public HashSet<string> GetSemiTransientResources(ObjectKind objectKind)
     {