<div id="error"><p class="wpdberror"><strong>WordPress-Datenbank-Fehler:</strong> [Incorrect DATE value: &#039;&#039;]<br /><code>SELECT `dstart` FROM `mmwp_mec_dates` WHERE `post_id`=&#039;9&#039; AND ((`dstart`=&#039;&#039;) OR (`dstart`&lt;&#039;&#039; AND `dend`&gt;=&#039;&#039;)) ORDER BY `dstart` DESC LIMIT 1</code></p></div>BEGIN:VCALENDAR
VERSION:2.0
METHOD:PUBLISH
CALSCALE:GREGORIAN
PRODID:-//WordPress - MECv5.16.6.1779695660//EN
X-ORIGINAL-URL:https://www.materiamedica.de/
BEGIN:VEVENT
UID:MEC-45c48cce2e2d7fbdea1afc51c7c6ad26@materiamedica.de
DTSTART:20260528T060000Z
DTEND:20260528T160000Z
DTSTAMP:20200625T150300Z
RRULE:FREQ=DAILY;INTERVAL=3
CREATED:20200625
LAST-MODIFIED:20200625
SUMMARY:Daily each 3 days
DESCRIPTION:
URL:https://www.materiamedica.de/events/daily-each-3-days/
ORGANIZER;CN=:MAILTO:
END:VEVENT
END:VCALENDAR