Index: openacs-4/packages/acs-subsite/www/pvt/set-on-vacation-to-null.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/pvt/set-on-vacation-to-null.tcl,v
diff -u -N -r1.5 -r1.6
--- openacs-4/packages/acs-subsite/www/pvt/set-on-vacation-to-null.tcl	31 Jan 2018 20:47:21 -0000	1.5
+++ openacs-4/packages/acs-subsite/www/pvt/set-on-vacation-to-null.tcl	22 May 2018 15:11:19 -0000	1.6
@@ -11,17 +11,10 @@
 
 set user_id [ad_conn user_id]
 
-set no_alerts_until [db_string no_alerts_until {
-    select no_alerts_until from users where user_id = :user_id
-} -default ""] 
-
-if { $no_alerts_until ne "" } {
-    set clear [db_null] 
-    db_dml pvt_unset_no_alerts_until {
-	    update users 
-	    set no_alerts_until = :clear
-	    where user_id = :user_id
-    }
+db_dml pvt_unset_no_alerts_until {
+    update users 
+    set no_alerts_until = null
+    where user_id = :user_id
 }
 
 set site_link [ad_site_home_link]