diff --git a/src/main/java/org/gcube/portlets/widgets/wsexplorer/client/select/WorkspaceExplorerSelectDialog.java b/src/main/java/org/gcube/portlets/widgets/wsexplorer/client/select/WorkspaceExplorerSelectDialog.java
index 7e92340..dd0e924 100644
--- a/src/main/java/org/gcube/portlets/widgets/wsexplorer/client/select/WorkspaceExplorerSelectDialog.java
+++ b/src/main/java/org/gcube/portlets/widgets/wsexplorer/client/select/WorkspaceExplorerSelectDialog.java
@@ -144,6 +144,7 @@ public class WorkspaceExplorerSelectDialog extends Modal implements HasWorskpace
 		loadExplorer(captionTxt, null, null);
 	}
 
+
 	/**
 	 * Instantiates a new workspace explorer select dialog.
 	 *
@@ -151,6 +152,19 @@ public class WorkspaceExplorerSelectDialog extends Modal implements HasWorskpace
 	 * @param showOnlyFolders the show only folders
 	 * @param baseFolderId the base folder id
 	 */
+	public WorkspaceExplorerSelectDialog(String captionTxt, boolean showOnlyFolders, String baseFolderId) {
+		this(captionTxt, showOnlyFolders, baseFolderId, null);
+	}
+
+
+	/**
+	 * Instantiates a new workspace explorer select dialog.
+	 *
+	 * @param captionTxt the caption txt
+	 * @param showOnlyFolders the show only folders
+	 * @param baseFolderId the base folder id
+	 * @param baseFolderName the base folder name
+	 */
 	public WorkspaceExplorerSelectDialog(String captionTxt, boolean showOnlyFolders, String baseFolderId, String baseFolderName) {
 		controller = new WorkspaceExplorerController(WorkspaceExplorerConstants.HEIGHT_EXPLORER_PANEL);
 		if(showOnlyFolders){
@@ -214,13 +228,14 @@ public class WorkspaceExplorerSelectDialog extends Modal implements HasWorskpace
 //	}
 
 	/**
-	 * Load explorer.
-	 * If folder id is null or empty the explorer loads the root element
-	 * Otherwise, it loads the folder id
-	 *
-	 * @param captionTxt the caption txt
-	 * @param folderId the folder id
-	 */
+ * Load explorer.
+ * If folder id is null or empty the explorer loads the root element
+ * Otherwise, it loads the folder id
+ *
+ * @param captionTxt the caption txt
+ * @param folderId the folder id
+ * @param baseFolderName the base folder name
+ */
 	private void loadExplorer(String captionTxt, String folderId, String baseFolderName){
 
 		if(folderId==null || folderId.isEmpty())