diff --git a/lib/www/server/lib/sse/prepare.js b/lib/www/server/lib/sse/prepare.js
index 9e6457f..10000e2 100644
--- a/lib/www/server/lib/sse/prepare.js
+++ b/lib/www/server/lib/sse/prepare.js
@@ -6,7 +6,9 @@ async function prepare (project, query) {
 	const equipment = await info.get(null, "equipment");
 	for (const sequence of sequences) {
 		const maxTstamp = sequence.ts1_final || sequence.ts1 || +Infinity;
-		sequence.equipment = equipment.filter(i => new Date(i.tstamp) <= maxTstamp);
+		if (equipment) {
+			sequence.equipment = equipment.filter(i => new Date(i.tstamp) <= maxTstamp);
+		}
 	}
 	return {events, sequences};
 }