X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fappletgui%2FIdPanel.java;h=b03a638009795ce3af121dc9bc0d79cc41ad15a2;hb=refs%2Fheads%2Ffeatures%2FJAL-2316;hp=cc021f53bfc94f3cf6fa08a117ae78e7c471f71d;hpb=a1bf90058be8be92554ecbc5868982dcdbed5a80;p=jalview.git

diff --git a/src/jalview/appletgui/IdPanel.java b/src/jalview/appletgui/IdPanel.java
index cc021f5..b03a638 100755
--- a/src/jalview/appletgui/IdPanel.java
+++ b/src/jalview/appletgui/IdPanel.java
@@ -78,7 +78,11 @@ public class IdPanel extends Panel implements MouseListener,
         label = av.applet.getParameter("linkLabel_" + i);
         url = av.applet.getParameter("linkURL_" + i);
 
-        urlList.put(label, url);
+        // only add non-null parameters
+        if (label != null)
+        {
+          urlList.put(label, url);
+        }
       }
 
       if (!urlList.isEmpty())