From 612a10e5b1a7f0fea6ab469a1b2ef396af17a74d Mon Sep 17 00:00:00 2001
From: Konstantinos Papadakis <kpapadakis@protonmail.com>
Date: Wed, 27 Nov 2024 13:29:23 +0200
Subject: [PATCH] Fix

---
 pyVlsv/vlsvreader.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pyVlsv/vlsvreader.py b/pyVlsv/vlsvreader.py
index f8a06009..da30f736 100644
--- a/pyVlsv/vlsvreader.py
+++ b/pyVlsv/vlsvreader.py
@@ -1,4 +1,4 @@
-# 
+#s 
 # This file is part of Analysator.
 # Copyright 2013-2016 Finnish Meteorological Institute
 # Copyright 2017-2024 University of Helsinki
@@ -2382,7 +2382,7 @@ def cellid_has_vdf(self, cid, pop = 'proton')->bool:
       :returns: bool 
       '''
       if not pop in self.__cells_with_blocks:
-         return False
+         self.__set_cell_offset_and_blocks_nodict(pop)
       cid_w_vdf = self.__cells_with_blocks[pop]
       return cid in cid_w_vdf