diff --git a/web/frontend/src/JobFootprint.svelte b/web/frontend/src/JobFootprint.svelte
index e4839af..e860e04 100644
--- a/web/frontend/src/JobFootprint.svelte
+++ b/web/frontend/src/JobFootprint.svelte
@@ -43,8 +43,10 @@
             } else if (jm?.metric?.series?.length > 1) {
                 const avgs = jm.metric.series.map(jms => jms.statistics.avg)
                 mv = round(mean(avgs), 2)
-            } else {
+            } else if (jm?.metric?.series) {
                 mv = round(jm.metric.series[0].statistics.avg, 2)
+            } else {
+                mv = 0.0
             }
         }