From 6478cadc857fe2f0808ef09c2bcec05f30672f2a Mon Sep 17 00:00:00 2001
From: Christoph Urlacher <christoph.urlacher@protonmail.com>
Date: Tue, 8 Sep 2026 10:34:26 +0200
Subject: [PATCH] Fix results file selection aborting if only a filtered file
 is present

---
 scripts/Modules/Util.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/Modules/Util.pm b/scripts/Modules/Util.pm
index 712bf1a..1a09e92 100644
--- a/scripts/Modules/Util.pm
+++ b/scripts/Modules/Util.pm
@@ -365,7 +365,8 @@ sub pick_data_file {
     # \Q...\E treats ... as literal string
     my @files = sort grep { /^\Q$prefix\E.*\.csv$/ } find_files($dir);
 
-    return "$prefix.csv" unless @files > 1;
+    die "No $prefix CSV files found in $dir\n" unless @files;
+    return $files[0] if @files == 1;
 
     # Make sure the unfiltered file is at the top
     my @sorted = sort {