X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FPCAPanel.java;fp=src%2Fjalview%2Fgui%2FPCAPanel.java;h=3512e4277b988002ce91af4b4098fff52b416854;hb=f3d57563c0364d1d44889156e264414fa32b5443;hp=4f660a27f5e11ade8ed243446484dcf89071d849;hpb=d7f65ab5aed90618588864660d3e45bd18367a2b;p=jalview.git

diff --git a/src/jalview/gui/PCAPanel.java b/src/jalview/gui/PCAPanel.java
index 4f660a2..3512e42 100644
--- a/src/jalview/gui/PCAPanel.java
+++ b/src/jalview/gui/PCAPanel.java
@@ -141,6 +141,12 @@ public class PCAPanel extends GPCAPanel
   protected void close_actionPerformed()
   {
     setPcaModel(null);
+    if (this.rc != null)
+    {
+      this.rc.sequencePoints = null;
+      this.rc.setAxisEndPoints(null);
+      this.rc = null;
+    }
   }
 
   @Override