--- loncom/enrollment/Enrollment.pm	2017/06/18 22:29:01	1.50
+++ loncom/enrollment/Enrollment.pm	2017/09/18 14:21:45	1.51
@@ -1,5 +1,5 @@
 # Automated Enrollment manager
-# $Id: Enrollment.pm,v 1.50 2017/06/18 22:29:01 raeburn Exp $
+# $Id: Enrollment.pm,v 1.51 2017/09/18 14:21:45 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -329,7 +329,7 @@ sub update_LC {
                     }
                 }
 # Check for institutional section change
-                if ($$currlist{$uname}[$instidx] ne $instsec) {
+                if (($$currlist{$uname}[$instidx] ne $instsec) && (!$added)) {
                     my $modify_instsec_result =
                         &Apache::lonnet::modify_student_enrollment($dom,$uname,undef,undef,undef,undef,undef,$stuinfo[ $place{groupID} ],$enddate,$startdate,'auto','',$cid,'',$context,$credits,$instsec);
                     if ($modify_instsec_result =~ /^ok/) {