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Zend Optimizer not installed
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In order to run it, please install the freely available Zend Optimizer, version 2.1.0 or later.
What is the Zend Optimizer?
The Zend Optimizer is one of the most popular PHP plugins for performance-improvent, and has been freely available since the early days of PHP 4. It improves performance by taking PHP's intermediate code through multiple Optimization Passes, which replace inefficient code patterns with efficient code blocks. The replacement code blocks per