From 9b43b8e3de4d310325ebffe5a7e0a8459dc7b520 Mon Sep 17 00:00:00 2001
From: Peter Bieringer <pb@bieringer.de>
Date: Mon, 1 Dec 2025 18:52:05 +0100
Subject: [PATCH] catch broken event

---
 radicale/item/filter.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/radicale/item/filter.py b/radicale/item/filter.py
index 94cdc015..a1329988 100644
--- a/radicale/item/filter.py
+++ b/radicale/item/filter.py
@@ -354,7 +354,10 @@ def visit_time_ranges(vobject_item: vobject.base.Component, child_name: str,
         for child, is_recurrence, recurrences in get_children(
                 vobject_item.vevent_list):
             # TODO: check if there's a timezone
-            dtstart = child.dtstart.value
+            try:
+                dtstart = child.dtstart.value
+            except AttributeError:
+                raise AttributeError("missing DTSTART")
 
             if child.rruleset:
                 dtstarts, infinity = getrruleset(child, recurrences)