Index: GemPanel.java
===================================================================
RCS file: /cvs/ruby/platform/src/org/netbeans/modules/ruby/platform/gems/GemPanel.java,v
--- GemPanel.java	16 Nov 2007 15:04:51 -0000	1.2
+++ GemPanel.java	26 Nov 2007 12:43:46 -0000
@@ -55,6 +55,7 @@ 
 import javax.swing.JTextField;
 import javax.swing.JTextPane;
 import javax.swing.ListSelectionModel;
+import javax.swing.SwingUtilities;
 import javax.swing.event.ListSelectionEvent;
 import javax.swing.event.ListSelectionListener;
 import org.netbeans.api.options.OptionsDisplayer;
@@ -379,11 +380,15 @@ 
         if (updatedList.getSelectedIndex() != -1) {
             updateGemDescription(updatedDesc, null);
         }
-        updatedProgress.setVisible(true);
-        updatedProgressLabel.setVisible(true);
-        refreshInstalled(false);
-        refreshNew(false);
-        refreshGemLists();
+        SwingUtilities.invokeLater(new Runnable() {
+            public void run() {
+                updatedProgress.setVisible(true);
+                updatedProgressLabel.setVisible(true);
+                refreshInstalled(false);
+                refreshNew(false);
+                refreshGemLists();
+            }
+        });
     }
     
     // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
@@ -898,14 +903,16 @@ 
                     }
                     
                     // Recompute lists
-                    boolean done = updateGems();
-                    
-                    if (!done) {
-                        // Just filter
-                        updateList(tab, false);
-                    } else if (tab == INSTALLED_TAB_INDEX) {
-                        updateList(tab, true);
-                    }
+                    SwingUtilities.invokeLater(new Runnable() {
+                        public void run() {
+                            if (updateGems()) {
+                                // Just filter
+                                updateList(tab, false);
+                            } else if (tab == INSTALLED_TAB_INDEX) {
+                                updateList(tab, true);
+                            }
+                        }
+                    });
                 }
             }
         };
@@ -933,13 +940,17 @@ 
                     }
                     
                     // Recompute lists
-                    updateGems();
-                    updateList(INSTALLED_TAB_INDEX, true);
+                    SwingUtilities.invokeLater(new Runnable() {
+                        public void run() {
+                            updateGems();
+                            updateList(INSTALLED_TAB_INDEX, true);
+                            if (remoteFailure != null && !fetchingLocal) {
+                                // Update the local list which shouldn't have any errors
+                                refreshInstalled(true);
+                            }
+                        }
+                    });
                     
-                    if (remoteFailure != null && !fetchingLocal) {
-                        // Update the local list which shouldn't have any errors
-                        refreshInstalled(true);
-                    }
                 }
             }
         };