Problema para redimensionar imagen

[Capimaster]

PHP Version 5.2.5

System Linux ns.noctx7.net 2.6.18-53.el5 #1 SMP Mon Nov 12 02:22:48 EST 2007 i686
Build Date Apr 20 2008 01:52:00
Configure Command './configure' '--disable-pdo' '--enable-bcmath' '--enable-calendar' '--enable-force-cgi-redirect' '--enable-ftp' '--enable-libxml' '--enable-magic-quotes' '--enable-mbstring' '--enable-sockets' '--prefix=/usr' '--with-curl=/opt/curlssl/' '--with-gd' '--with-imap=/opt/php_with_imap_client/' '--with-imap-ssl=/usr' '--with-jpeg-dir=/usr' '--with-kerberos' '--with-libxml-dir=/opt/xml2/' '--with-mcrypt=/opt/libmcrypt/' '--with-mysql=/usr' '--with-mysql-sock=/var/lib/mysql/mysql.sock' '--with-png-dir=/usr' '--with-xpm-dir=/usr' '--with-zlib' '--with-zlib-dir=/usr'
Server API CGI
Virtual Directory Support disabled
Configuration File (php.ini) Path /usr/lib
Loaded Configuration File /usr/local/lib/php.ini
PHP API 20041225
PHP Extension 20060613
Zend Extension 220060519
Debug Build no
Thread Safety disabled
Zend Memory Manager enabled
IPv6 Support enabled
Registered PHP Streams php, file, data, http, ftp, compress.zlib
Registered Stream Socket Transports tcp, udp, unix, udg
Registered Stream Filters string.rot13, string.toupper, string.tolower, string.strip_tags, convert.*, consumed, convert.iconv.*, zlib.*

This program makes use of the Zend Scripting Language Engine:
Zend Engine v2.2.0, Copyright (c) 1998-2007 Zend Technologies
with the ionCube PHP Loader v3.1.32, Copyright (c) 2002-2007, by ionCube Ltd., and
with Zend Extension Manager v1.2.2, Copyright (c) 2003-2007, by Zend Technologies
with Zend Optimizer v3.3.3, Copyright (c) 1998-2007, by Zend Technologies

gd
GD Support enabled
GD Version bundled (2.0.34 compatible)
GIF Read Support enabled
GIF Create Support enabled
JPG Support enabled
PNG Support enabled
WBMP Support enabled
XPM Support enabled
XBM Support enabled

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