diff options
Diffstat (limited to 'altosuilib/AltosUIGraph.java')
| -rw-r--r-- | altosuilib/AltosUIGraph.java | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/altosuilib/AltosUIGraph.java b/altosuilib/AltosUIGraph.java index 098e9a52..da024513 100644 --- a/altosuilib/AltosUIGraph.java +++ b/altosuilib/AltosUIGraph.java @@ -137,7 +137,8 @@ public class AltosUIGraph implements AltosUnitsListener, AltosShapeListener { this.series = null; this.axis_index = 0; - enable.register_shape_listener(this); + if (enable != null) + enable.register_shape_listener(this); axes_added = new Hashtable<Integer,Boolean>(); |