From e43c1804b7ad9d94e96d43ac9446d40abfcede62 Mon Sep 17 00:00:00 2001
From: lempinen <lempinen@ac1ea38d-2e2b-0410-8846-a27921b304fc>
Date: Fri, 2 Jul 2010 13:26:16 +0000
Subject: [PATCH] git-svn-id:
 https://www.simantics.org/svn/simantics/sysdyn/trunk@16488
 ac1ea38d-2e2b-0410-8846-a27921b304fc

---
 .../widgets/expressions/LookupInputOutputTable.java       | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/widgets/expressions/LookupInputOutputTable.java b/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/widgets/expressions/LookupInputOutputTable.java
index f9f5c03b..27d539a0 100644
--- a/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/widgets/expressions/LookupInputOutputTable.java
+++ b/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/widgets/expressions/LookupInputOutputTable.java
@@ -206,8 +206,10 @@ public class LookupInputOutputTable extends Composite {
     }
 
     public void refresh() {
-        tableViewer.setComparator(new InputOutputComparator());
-        tableViewer.refresh();
+        if(!tableViewer.getTable().isDisposed()) {
+            tableViewer.setComparator(new InputOutputComparator());
+            tableViewer.refresh();
+        }
     }
 
     class InputOutputCellModifier implements ICellModifier {
@@ -242,7 +244,7 @@ public class LookupInputOutputTable extends Composite {
             refresh();
         }
     }
-    
+
     private void tableModified() {
         tableViewer.getTable().getDisplay().asyncExec(new Runnable() {
 
-- 
2.47.1