From aa905b08015efa677d995067ce11c281075cf050 Mon Sep 17 00:00:00 2001
From: Chloe Zermatten <chloe.zermatten@openfifth.co.uk>
Date: Tue, 24 Mar 2026 10:01:19 +0000
Subject: [PATCH] Bug 10190: (follow-up): fix: mtt formating: handle unset

This is needed to handle creating new triggers
for libraries for which all earlier triggers are
defaults (do not exist in the DB , are not explicitly set)

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Pedro Amorim <pedro.amorim@openfifth.co.uk>
---
 .../intranet-tmpl/prog/js/vue/stores/circulation-rules.js     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/koha-tmpl/intranet-tmpl/prog/js/vue/stores/circulation-rules.js b/koha-tmpl/intranet-tmpl/prog/js/vue/stores/circulation-rules.js
index 34bf3a5b8e..63d18fa48a 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/vue/stores/circulation-rules.js
+++ b/koha-tmpl/intranet-tmpl/prog/js/vue/stores/circulation-rules.js
@@ -413,6 +413,10 @@ export const useCircRulesStore = defineStore("circRules", () => {
         async getSelectedRuleSet(context) {
             const rawSelectedRuleSet =
                 await this.getRawSelectedRuleSet(context);
+            if (!rawSelectedRuleSet) {
+                return;
+            }
+
             let formattedSelectedRuleSet = cloneDeep(rawSelectedRuleSet);
             let i = 1;
             while (i <= this.triggerCounts[this.currentLibraryId]) {