Index: openacs-4/packages/theme-ges/tcl/theme-ges-procs.tcl.txt
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/theme-ges/tcl/theme-ges-procs.tcl.txt,v
diff -u -r1.3 -r1.4
--- openacs-4/packages/theme-ges/tcl/theme-ges-procs.tcl.txt	26 Apr 2018 08:56:38 -0000	1.3
+++ openacs-4/packages/theme-ges/tcl/theme-ges-procs.tcl.txt	9 May 2018 15:33:33 -0000	1.4
@@ -118,9 +118,9 @@
 	    set user_name {}
 	}
 	
-	set navbar {}
+	set navbar [list]
 
-	set tabs_list {}
+	set tabs_list [list]
 
 	# Verifying if the user is external then this package does not add the
 	# following tabs, cursos actuales, comunidad y panel de control
@@ -249,7 +249,7 @@
 	    regsub -all {[^0-9]} $page_num {} page_num
 	}
 	
-	set subnavbar {}
+	set subnavbar [list]
 	
 	db_foreach list_page_nums_select {} {
 	    if {[string equal $page_num $sort_key]} {