Index: openacs-4/packages/logger/tcl/variable-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/logger/tcl/variable-procs.tcl,v
diff -u -r1.11 -r1.12
--- openacs-4/packages/logger/tcl/variable-procs.tcl	15 Jan 2007 07:20:34 -0000	1.11
+++ openacs-4/packages/logger/tcl/variable-procs.tcl	12 Feb 2019 17:12:19 -0000	1.12
@@ -42,7 +42,7 @@
 
     if { $pre_installed_p } {
         # Pre-installed vars are not associated with any particular package
-        set package_id [db_null]
+        set package_id ""
     }
 
     set variable_id [db_exec_plsql insert_variable {}]