diff --git a/bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/Workbench.java b/bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/Workbench.java
index b0c47c7..f3a0b83 100644
--- a/bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/Workbench.java
+++ b/bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/Workbench.java
@@ -606,12 +606,16 @@
 					}
 					// run the legacy workbench once
 					returnCode[0] = workbench.runUI();
-					// run the e4 event loop and instantiate ... well, stuff
-					e4Workbench.createAndRunUI(e4Workbench.getApplication());
-					WorkbenchMenuService wms = (WorkbenchMenuService) e4Workbench.getContext().get(
-							IMenuService.class);
-					wms.dispose();
-					e4app.saveModel();
+					if (returnCode[0] == PlatformUI.RETURN_OK) {
+						// run the e4 event loop and instantiate ... well, stuff
+						e4Workbench.createAndRunUI(e4Workbench.getApplication());
+						WorkbenchMenuService wms = (WorkbenchMenuService) e4Workbench.getContext()
+								.get(IMenuService.class);
+						wms.dispose();
+					}
+					if (returnCode[0] != PlatformUI.RETURN_UNSTARTABLE) {
+						e4app.saveModel();
+					}
 					e4Workbench.close();
 					returnCode[0] = workbench.returnCode;
 				}
@@ -1599,8 +1603,8 @@
 					// TODO compat: open the windows here/instantiate the model
 					// TODO compat: instantiate the WW around the model
 					initializationDone = true;
-					// if (isClosing() || !advisor.openWindows()) {
-					if (isClosing()) {
+					if (isClosing() || !advisor.openWindows()) {
+						// if (isClosing()) {
 						bail[0] = true;
 					}
 
@@ -2777,6 +2781,9 @@
 				// runEventLoop(handler, display);
 			}
 			returnCode = PlatformUI.RETURN_OK;
+			if (!initOK[0]) {
+				returnCode = PlatformUI.RETURN_UNSTARTABLE;
+			}
 		} catch (final Exception e) {
 			if (!display.isDisposed()) {
 				handler.handleException(e);