- for (AltosTimeValue height : series.height_series) {
- if (height.value > landed_height + 10) {
- above = true;
- } else {
- if (above && Math.abs(height.value - landed_height) < 2) {
- above = false;
- landed_time = height.time;
+ if (series.height_series != null) {
+ for (AltosTimeValue height : series.height_series) {
+ if (height.value > landed_height + 10) {
+ above = true;
+ } else {
+ if (above && Math.abs(height.value - landed_height) < 2) {
+ above = false;
+ landed_time = height.time;
+ }