Access Denied

[crato]

same prob. as well as mine.

when you try to log in or add a product to shopping cart it gives same message.

http://www.scandiskcards.com/zencart...action=process

http://www.scandiskcards.com/zencart...on=add_product

and also,

when i looked into server error log file i've found those lines

[Fri Oct 10 09:54:29 2008] [error] [client 66.249.73.215] PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo.so' - /usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo.so: undefined symbol: compiler_globals in Unknown on line 0
[Fri Oct 10 09:54:29 2008] [error] [client 66.249.73.215] PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo_sqlite.so' - /usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo_sqlite.so: undefined symbol: core_globals in Unknown on line 0
[Fri Oct 10 09:54:29 2008] [error] [client 66.249.73.215] PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/local/lib/php/extensions/no-debug-non-zts-20060613/sqlite.so' - /usr/local/lib/php/extensions/no-debug-non-zts-20060613/sqlite.so: undefined symbol: ps_globals in Unknown on line 0
[Fri Oct 10 09:54:29 2008] [error] [client 66.249.73.215] PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo_mysql.so' - /usr/local/lib/php/extensions/no-debug-non-zts-20060613/pdo_mysql.so: undefined symbol: core_globals in Unknown on line 0
[Fri Oct 10 09:54:29 2008] [error] [client 66.249.73.215] PHP Warning:  Zend Optimizer for PHP 5.2.x cannot be found (expected at '/usr/local/Zend/lib/Optimizer_TS/php-5.2.x/ZendOptimizer.so') - try reinstalling the Zend Optimizer in Unknown on line 0

hosting from bluehost
zencart version 1.3.8

[Website Rob]

crato, your problem is due to this:

PHP Warning: Zend Optimizer for PHP 5.2.x cannot be found

As this is a problem only your Hoster can correct, best to forward the errors you posted to your Hoster so they can fix it.