X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=csit.infra.dash%2Fapp%2Fcdash%2Ftrending%2Flayout.py;h=409038acefecfa833942674b768374afae3100b3;hb=e5ce7351f3ef20c564fa428aca81255a53c662c4;hp=09f857e9f292ff8009bc990dfadd13e70a63967e;hpb=617d471235832515391ef6376de69710ba2a9277;p=csit.git

diff --git a/csit.infra.dash/app/cdash/trending/layout.py b/csit.infra.dash/app/cdash/trending/layout.py
index 09f857e9f2..409038acef 100644
--- a/csit.infra.dash/app/cdash/trending/layout.py
+++ b/csit.infra.dash/app/cdash/trending/layout.py
@@ -1452,6 +1452,10 @@ class Layout:
                     if not end_idx:
                         plotting_area_telemetry = C.PLACEHOLDER
                     elif on_draw[1] and (end_idx >= start_idx):
+                        if len(tm_all_in_one) != end_idx:
+                            tm_all_in_one = [[None], ] * end_idx
+                        if len(tm_ignore_host) != end_idx:
+                            tm_ignore_host = [[None], ] * end_idx
                         for idx in range(start_idx, end_idx):
                             store["telemetry-graphs"].append(graph_tm_trending(
                                 tm.select_tm_trending_data(