Selection did not return a value, and no default was provided
    while executing
"db_string select_node_id {}"
    (procedure "get_type_node_id" line 2)
    invoked from within
"get_type_node_id $community_type"
    invoked from within
"if {[empty_string_p $parent_community_id]} {
                set parent_node_id [get_type_node_id $community_type]
            } else {
              ..."
    ("uplevel" body line 33)
    invoked from within
"uplevel 1 $transaction_code "
    (procedure "db_transaction" line 1)
    invoked from within
"db_transaction {
            set user_id [ad_conn user_id]
            set community_id [package_instantiate_object -extra_vars $extra_vars $object_ty..."
    (procedure "dotlrn_community::new" line 25)
    invoked from within
"dotlrn_community::new  -community_type [community_type]  -object_type [community_type]  -pretty_name $pretty_name  -description $description  -parent_..."
    (procedure "dotlrn_club::new" line 6)
    invoked from within
"dotlrn_club::new  -description $description  -pretty_name $pretty_name  -join_policy $join_policy"
    invoked from within
"if {[form is_valid add_club]} {
    form get_values add_club  pretty_name description join_policy referer

    set key [dotlrn_club::new  -description..."
    ("uplevel" body line 44)
    invoked from within
"uplevel {
    	  #
#  Copyright (C) 2001, 2002 MIT
#
#  This file is part of dotLRN.
#