From 50fd1db2c7291c8bd8e50823c4ef10039e34bb73 Mon Sep 17 00:00:00 2001
From: hneemann <helmut.neemann@arcor.de>
Date: Wed, 25 Sep 2019 17:38:11 +0200
Subject: [PATCH] adds missing initial setup

---
 .../de/neemann/digital/gui/components/table/TableDialog.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/de/neemann/digital/gui/components/table/TableDialog.java b/src/main/java/de/neemann/digital/gui/components/table/TableDialog.java
index fb0ff162d..6264bc615 100644
--- a/src/main/java/de/neemann/digital/gui/components/table/TableDialog.java
+++ b/src/main/java/de/neemann/digital/gui/components/table/TableDialog.java
@@ -291,6 +291,9 @@ public class TableDialog extends JDialog {
 
         setJMenuBar(bar);
 
+        karnaughMenuAction.setEnabled(undoManager.getActual().getVars().size() <= 4);
+        calculateExpressions();
+
         getContentPane().add(new JScrollPane(table));
         getContentPane().add(statusBar, BorderLayout.SOUTH);
         pack();