From f9b549029a2c9c191f6a9878b1c81c63c71f18c8 Mon Sep 17 00:00:00 2001
From: Tim Berners-Lee <timbl+github@w3.org>
Date: Tue, 27 Aug 2024 17:56:39 -0400
Subject: [PATCH] make the lack of address book non-fatal when listing groups

---
 groupMembershipControl.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/groupMembershipControl.js b/groupMembershipControl.js
index 6e19941..6489601 100644
--- a/groupMembershipControl.js
+++ b/groupMembershipControl.js
@@ -87,7 +87,8 @@ export async function renderGroupMemberships (person, context) {
     if (!book) {
       book = kb.any(undefined, ns.vcard('includesGroup'))
       if (!book) {
-        throw new Error('findBookFromGroups: Cant find address book which this group is part of')
+        // throw new Error('findBookFromGroups: Cant find address book which this group is part of')
+        return  // no book => no groups
       }
     }
     const groupIndex = kb.any(book, ns.vcard('groupIndex'))