Server Error

There was a server error processing your request. We apologize.

can't read "type_name": no such variable
    while executing
"set type_name"
    ("uplevel" body line 1)
    invoked from within
"uplevel $command"
    (procedure "template::expand_percentage_signs" line 34)
    invoked from within
"template::expand_percentage_signs [lang::message::lookup [ad_conn locale] {accommodation.landing_search_prices_description} {TRANSLATION MISSING} {} -..."
    invoked from within
"if {[string equal "[ad_quotehtml [lang::util::localize ${show_search_result}]]" "t"]} {
append __adp_output "
	
		<div id=\"leftcol\">
			
			<div id=..."
    ("uplevel" body line 960)
    invoked from within
"uplevel {
set __adp_output ""

    set __adp_master [template::util::url_to_file "/packages/accommodation/template/sur-hotels/default-master" "$__adp_..."
    (procedure "template::code::adp::/var/lib/aolserver/sur-hotels-b/package..." line 2)
    invoked from within
"template::code::${template_extension}::$__adp_stub"
    (procedure "template::adp_parse" line 77)
    invoked from within
"template::adp_parse [file root [ad_conn file]] {}"
    (procedure "adp_parse_ad_conn_file" line 5)
    invoked from within
"$handler"
    ("uplevel" body line 2)
    invoked from within
"uplevel $code"
    invoked from within
"ad_try {
                $handler
            } ad_script_abort val {
                # do nothing
            }"
    invoked from within
"rp_serve_concrete_file [ad_conn file]"
    (procedure "rp_serve_abstract_file" line 80)
    invoked from within
"rp_serve_abstract_file $path"
    (procedure "rp_internal_redirect" line 26)
    invoked from within
"rp_internal_redirect "[lindex $new_url 0]""
    (procedure "rp_serve_abstract_file" line 69)
    invoked from within
"rp_serve_abstract_file -noredirect -nodirectory  -extension_pattern ".vuh" "$root$prefix""
    ("uplevel" body line 3)
    invoked from within
"uplevel $code"
    invoked from within
"ad_try {
	  ad_conn -set path_info  [string range $path [expr [string length $prefix] - 1] end]
	  rp_serve_abstract_file -noredirect -nodirectory  -e..."