PHP Fatal error: Class 'Zend_Log_Writer_Stream'

[myp]

после переезда на другой сервер перестал работать скрипт с ошибкой

[Mon Jan 24 03:44:19 2011] [error] [client 192.168.1.100] PHP Fatal error: Class 'Zend_Log_Writer_Stream' not
found in /usr/local/www/data-dist/wishlist/app/local.settings.php on line 14, referer: http://video.isp.com/

video# php -v
PHP 5.2.17 with Suhosin-Patch 0.9.7 (cli) (built: Jan 19 2011 08:51:03)
Copyright (c) 1997-2009 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2010 Zend Technologies
with Zend Extension Manager v1.2.2, Copyright (c) 2003-2007, by Zend Technologies
with Zend Optimizer v3.3.0, Copyright (c) 1998-2007, by Zend Technologies

[PHP Modules]
bcmath
calendar
ctype
curl
date
dom
exif
fileinfo
filter
fribidi
ftp
gd
gettext
gmp
hash
iconv
json
libxml
mbstring
mcrypt
mhash
mysql
ncurses
odbc
openssl
pcntl
pcre
PDO
pdo_mysql
pdo_sqlite
posix
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Reflection
session
SimpleXML
soap
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SPL
SQLite
standard
tidy
tokenizer
xml
xmlreader
xmlrpc
xmlwriter
Zend Optimizer
zip
zlib

[Zend Modules]
Zend Extension Manager
Zend Optimizer

в app/logs/debug.log и error.log пусто