Target Explorer: Fix accessing the display once already disposed on shutdown

1 files changed, 6 insertions, 1 deletions

diff --git a/target_explorer/plugins/org.eclipse.tcf.te.ui/src/org/eclipse/tcf/te/ui/async/UICallbackInvocationDelegate.java b/target_explorer/plugins/org.eclipse.tcf.te.ui/src/org/eclipse/tcf/te/ui/async/UICallbackInvocationDelegate.java
index 0703d0455..662fc33a5 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.ui/src/org/eclipse/tcf/te/ui/async/UICallbackInvocationDelegate.java
+++ b/target_explorer/plugins/org.eclipse.tcf.te.ui/src/org/eclipse/tcf/te/ui/async/UICallbackInvocationDelegate.java
@@ -27,7 +27,12 @@ public class UICallbackInvocationDelegate implements AsyncCallbackCollector.ICal
 	public void invoke(Runnable runnable) {
 		Assert.isNotNull(runnable);
 		if (PlatformUI.getWorkbench() != null && PlatformUI.getWorkbench().getDisplay() != null) {
-			PlatformUI.getWorkbench().getDisplay().asyncExec(runnable);
+			try {
+				PlatformUI.getWorkbench().getDisplay().asyncExec(runnable);
+	        }
+	        catch (Exception e) {
+	            // if display is disposed, silently ignore.
+	        }
 		}
 	}
 }