diff --git a/lib/MailQueueHandler.php b/lib/MailQueueHandler.php
index 84286439a..16fb30de1 100644
--- a/lib/MailQueueHandler.php
+++ b/lib/MailQueueHandler.php
@@ -435,6 +435,7 @@ protected function parseEvent($lang, IEvent $event) {
 			try {
 				$event = $provider->parse($lang, $event);
 			} catch (\Throwable $e) {
+				$this->logger->error('Error while parsing activity event', ['exception' => $e]);
 			}
 		}
 		$this->activityManager->setFormattingObject('', 0);