diff --git a/src/pages/Telemetry/TelemetryView/MonitoringColumn.jsx b/src/pages/Telemetry/TelemetryView/MonitoringColumn.jsx
index 39f500d..b01e274 100755
--- a/src/pages/Telemetry/TelemetryView/MonitoringColumn.jsx
+++ b/src/pages/Telemetry/TelemetryView/MonitoringColumn.jsx
@@ -10,7 +10,7 @@ const GetLimitShape = (flowChartData, points, accessor) => {
   const min = [], max = []
 
   for (const point of points) {
-    const program = flowChartData.find(v => v.depthStart < point.depth && point.depth < v.depthEnd)
+    const program = flowChartData?.find(v => v.depthStart < point.depth && point.depth < v.depthEnd)
     if (!program) continue
 
     min.push({ x: program[`${accessor}Min`], y: new Date(point.y), label: point.label })