Index: lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java
===================================================================
diff -u -r3b014ebaf8deba2fb40e595557b0e3186d0fd4bd -r158466a9a870da04ecb415af6e9c93f78bcfe10c
--- lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java	(.../UniversalLoginModule.java)	(revision 3b014ebaf8deba2fb40e595557b0e3186d0fd4bd)
+++ lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java	(.../UniversalLoginModule.java)	(revision 158466a9a870da04ecb415af6e9c93f78bcfe10c)
@@ -241,8 +241,14 @@
 				}
 
 				try {
-					Principal p = super.createIdentity(name);
-					log.info("Assign user to role " + name);
+					Principal p;
+					if (name!=null) {
+						p = super.createIdentity(name);
+						log.info("Assign user to role " + name);
+					} else {
+						p = super.createIdentity("LEARNER");
+						log.info("Found no roles, assign user to role LEARNER");
+					}
 					group.addMember(p);
 				} catch (Exception e) {
 					log.debug("Failed to create principal: " + name, e);