From a413ed37c2f46f19a4291443584436d59f9f1d1a Mon Sep 17 00:00:00 2001
From: OnnoEbbens <onnoebbens@gmail.com>
Date: Thu, 5 Jun 2025 13:15:30 +0200
Subject: [PATCH] check if 'layer' dimension is in cached dataset

---
 nlmod/cache.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nlmod/cache.py b/nlmod/cache.py
index ca9ed377..010dfa6b 100644
--- a/nlmod/cache.py
+++ b/nlmod/cache.py
@@ -234,7 +234,7 @@ def wrapper(*args, cachedir=None, cachename=None, **kwargs):
 
                     if dataset is not None:
                         # fix layer dtype if necessary
-                        if "layer" in dataset.coords:
+                        if "layer" in cached_ds.coords:
                             if dataset["layer"].dtype != cached_ds["layer"].dtype:
                                 # cached layer dtype might be read as fixed width dtype
                                 # modify dataset dtype to make hashes match