{NEOWEBSCRIPT ERROR: can't read "_Common_fbi_(conn)": no such variable}

can't read "_Common_fbi_(conn)": no such variable
    while executing
"doquery $_Common_fbi_(conn) "SELECT id,site,content FROM cookies_policy WHERE site='$webenv(HTTP_HOST)'" db_err"
    invoked from within
"$safeInterp eval $ssiCode"