X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosuilib%2FAltosUIGraph.java;fp=altosuilib%2FAltosUIGraph.java;h=da02451310416c47627a8a1b4251a5110d080f91;hp=098e9a52f17ebe28add7f8f3829f10f86279f278;hb=35351c7db337c4384ef642fbc8b8676f0944686a;hpb=4df77f2ac7f34986b8e7c0584c57d77dc74d9df9

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>();