Index: lams_tool_notebook/src/java/org/lamsfoundation/lams/tool/notebook/service/NotebookService.java
===================================================================
diff -u -r40632908af1b31e1af4f1607b0ee4031ab098a84 -rd6bca290acb4af5952d452916e10efe835b46f3a
--- lams_tool_notebook/src/java/org/lamsfoundation/lams/tool/notebook/service/NotebookService.java	(.../NotebookService.java)	(revision 40632908af1b31e1af4f1607b0ee4031ab098a84)
+++ lams_tool_notebook/src/java/org/lamsfoundation/lams/tool/notebook/service/NotebookService.java	(.../NotebookService.java)	(revision d6bca290acb4af5952d452916e10efe835b46f3a)
@@ -422,7 +422,7 @@
 		notebookUserDAO.saveOrUpdate(notebookUser);
 	}
 
-	public synchronized NotebookUser createNotebookUser(UserDTO user,
+	public NotebookUser createNotebookUser(UserDTO user,
 			NotebookSession notebookSession) {
 		NotebookUser notebookUser = new NotebookUser(user, notebookSession);
 		saveOrUpdateNotebookUser(notebookUser);
Index: lams_tool_scribe/src/java/org/lamsfoundation/lams/tool/scribe/service/ScribeService.java
===================================================================
diff -u -r9e446244a7245a4e8893e4673a801c56e4a35334 -rd6bca290acb4af5952d452916e10efe835b46f3a
--- lams_tool_scribe/src/java/org/lamsfoundation/lams/tool/scribe/service/ScribeService.java	(.../ScribeService.java)	(revision 9e446244a7245a4e8893e4673a801c56e4a35334)
+++ lams_tool_scribe/src/java/org/lamsfoundation/lams/tool/scribe/service/ScribeService.java	(.../ScribeService.java)	(revision d6bca290acb4af5952d452916e10efe835b46f3a)
@@ -447,7 +447,7 @@
 		scribeUserDAO.saveOrUpdate(scribeUser);
 	}
 
-	public synchronized ScribeUser createScribeUser(UserDTO user,
+	public ScribeUser createScribeUser(UserDTO user,
 			ScribeSession scribeSession) {
 		ScribeUser scribeUser = new ScribeUser(user, scribeSession);
 		saveOrUpdateScribeUser(scribeUser);