Index: lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/service/GradebookService.java
===================================================================
diff -u -rda1be8146d2ef06173298f684230e39a691d707a -rfe5f82f2ce32c415ae2afe5bdbf05d8fd84f4607
--- lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/service/GradebookService.java	(.../GradebookService.java)	(revision da1be8146d2ef06173298f684230e39a691d707a)
+++ lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/service/GradebookService.java	(.../GradebookService.java)	(revision fe5f82f2ce32c415ae2afe5bdbf05d8fd84f4607)
@@ -27,6 +27,7 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Iterator;
@@ -298,6 +299,8 @@
 	    //size will be 0 in case of excel export 
 	    if (size == 0) {
 		learners =  new LinkedList<User>(lesson.getAllLearners());
+		Collections.sort(learners, new UserComparator());
+		
 		userToLearnerProgressMap = getUserToLearnerProgressMap(lesson, null);
 		userToGradebookUserLessonMap = getUserToGradebookUserLessonMap(lesson, null);