X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altosuilib%2FAltosUIGraph.java;h=da02451310416c47627a8a1b4251a5110d080f91;hb=5ff0442702ee41179341240b1bbf290be89e1718;hp=098e9a52f17ebe28add7f8f3829f10f86279f278;hpb=297eb795b24ec31f6599f48bc8c3769557a7ec6f;p=fw%2Faltos

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>();