While using Zend Server on Windows operating system, the Web application stops responding and the following error appears in ZendEnabler log file:
Error: Could not locate a free PHP process from the “application/x-httpd-php” pool within the ‘Connection Timeout’
Restart Web server fails due to conflicting extensions.
After you have installed one of Zend Products containing Zend Optimizer extension and you restart Apache for the first time, you might get the following error:
“Zend Optimizer: Unable to register functions, unable to load”