can't read "stored_vars": no such variable
    while executing
"dict exists $stored_vars $var"
    (object "::rWScripted0" method "::rwpage::RWPage::recall" body line 4)
    invoked from within
"$this recall cmd cmd"
    (object "::rWScripted0" method "::rwpage::RWScripted::prepare" body line 43)
    invoked from within
"$this prepare $language $argsqs"
    (object "::rWScripted0" method "::rwpage::RWContent::prepare_content" body line 11)
    invoked from within
"$::rivetweb::current_page prepare_content $::rivetweb::datasource $::rivetweb::language $argsqs"
    (in namespace eval "::rivetweb" script line 143)
    invoked from within
"namespace eval ::rivetweb {

    # let's load the environment into array ::request::env

    ::rivet::load_env env
    ::rivet::apache_log_error debug..."
    (file "/home/mxm/rivetweb/tcl/before.tcl" line 14)
    invoked from within
"source [file join $rweb_root tcl before.tcl]"
    ("eval" body line 1)
    invoked from within
"eval $script"
    ("::try" body line 6)

OUTPUT BUFFER:

source [file join $rweb_root tcl before.tcl]