### Eclipse Workspace Patch 1.0
#P org.jboss.tools.vpe
Index: src/org/jboss/tools/vpe/editor/mozilla/MozillaEditor.java
===================================================================
--- src/org/jboss/tools/vpe/editor/mozilla/MozillaEditor.java	(revision 32808)
+++ src/org/jboss/tools/vpe/editor/mozilla/MozillaEditor.java	(working copy)
@@ -525,7 +525,7 @@
 		}
 
 		//Create a composite to the Editor
-		Composite cmpEd = new Composite (cmpEdTl, SWT.NATIVE);
+		final Composite cmpEd = new Composite (cmpEdTl, SWT.NATIVE);
 		GridLayout layoutEd = new GridLayout(1, false);
 		layoutEd.marginBottom = 0;
 		layoutEd.marginHeight = 1;
@@ -587,11 +587,15 @@
 				}
 
 				public void completed(ProgressEvent event) {
-					if(MozillaEditor.this.getXulRunnerEditor().getWebBrowser()!=null){
-						//process this code only in case when editor hasn't been disposed,
-						//see https://jira.jboss.org/browse/JBIDE-6373
-						MozillaEditor.this.onLoadWindow();
-						xulRunnerEditor.getBrowser().removeProgressListener(this);
+					try {
+						if (MozillaEditor.this.getXulRunnerEditor().getWebBrowser() != null) {
+							//process this code only in case when editor hasn't been disposed,
+							//see https://jira.jboss.org/browse/JBIDE-6373
+							MozillaEditor.this.onLoadWindow();
+							xulRunnerEditor.getBrowser().removeProgressListener(this);
+						}
+					} catch (Exception ex) {
+						showXulRunnerError(cmpEd, ex);
 					}
 				}
 				
Index: src/org/jboss/tools/vpe/editor/VpeVisualDomBuilder.java
===================================================================
--- src/org/jboss/tools/vpe/editor/VpeVisualDomBuilder.java	(revision 32808)
+++ src/org/jboss/tools/vpe/editor/VpeVisualDomBuilder.java	(working copy)
@@ -263,7 +263,15 @@
 	 */
 	private boolean addNode(Node sourceNode, nsIDOMNode visualNextNode, nsIDOMNode visualContainer) {
 		try {
-		nsIDOMNode visualNewNode = createNode(sourceNode, visualContainer);
+
+		nsIDOMNode visualNewNode = null;
+		
+		try {
+			visualNewNode = createNode(sourceNode, visualContainer);
+		} catch (Exception ex) {
+			VpePlugin.getPluginLog().logError(ex);
+		}
+			
 // Commented as fix for JBIDE-3012.	
 //		// Fix for JBIDE-1097
 //		try {
@@ -381,6 +389,11 @@
 			VpeTemplate defTemplate = getTemplateManager().getDefTemplate();
 			creationData = defTemplate.create(getPageContext(), sourceNode,
 					getVisualDocument());
+		} catch (Exception ex) {
+			VpePlugin.getPluginLog().logError(ex);
+			VpeTemplate defTemplate = getTemplateManager().getDefTemplate();
+			creationData = defTemplate.create(getPageContext(), sourceNode,
+					getVisualDocument());
 		}
 		if (creationData == null) {
 			VpePlugin.getDefault().logError(
@@ -476,8 +489,11 @@
 			visualNewNode= span;
 		}
 		getPageContext().setCurrentVisualNode(visualOldContainer);
-		template.validate(getPageContext(), sourceNode, getVisualDocument(),
-				creationData);
+		try {
+			template.validate(getPageContext(), sourceNode, getVisualDocument(), creationData);
+		} catch (Exception ex) {
+			VpePlugin.getPluginLog().logError(ex);
+		}
 		getPageContext().setCurrentVisualNode(null);
 		if (border != null) {
 			return border;
@@ -679,8 +695,12 @@
 	private void setPseudoContent(VpeTemplate containerTemplate,
 			Node sourceContainer, nsIDOMNode visualContainer) {
 		if (containerTemplate != null) {
-			containerTemplate.setPseudoContent(pageContext, sourceContainer,
+			try {
+				containerTemplate.setPseudoContent(pageContext, sourceContainer,
 					visualContainer, getVisualDocument());
+			} catch (Exception ex) {
+				VpePlugin.getPluginLog().logError(ex);
+			}
 		} else {
 			try {
 				VpeDefaultPseudoContentCreator.getInstance().setPseudoContent(