diff --git a/frontend/src/calendar.jsx b/frontend/src/calendar.jsx
index aebc194..443e92e 100644
--- a/frontend/src/calendar.jsx
+++ b/frontend/src/calendar.jsx
@@ -114,6 +114,7 @@ export default function CalendarWidget() {
         if (res.ok) {
           const text = await res.text();
           dbg.push(`Bytes: ${text.length}, VCALENDAR: ${text.includes('BEGIN:VCALENDAR')}, VEVENTs: ${(text.match(/BEGIN:VEVENT/g)||[]).length}`);
+          dbg.push(`Inhalt (erste 200 Zeichen): ${text.slice(0,200).replace(/\n/g,' ')}`);
           const evs  = parseIcal(text).map(e => ({ ...e, color: f.color, feedName: f.name }));
           dbg.push(`Geparst: ${evs.length} Termine`);
           if (evs.length > 0) dbg.push(`Erstes: ${evs[0].summary} @ ${evs[0].dtstart}`);