When trying to start Zend Guard 6 on Apple OS X 10.9 (Mavericks) the “JVM terminated” error message is displayed instead of the program launch.
Troubleshooting invalid license in Zend Guard registration.
Install Anywhere issue with PS1 ENV Vars
How to make Zend Guard 5.0.1 run on Mac OS X 10.6.
Zend Guard renewal license makes new licenses not valid for old applications based on different private key from installation. After Zend Guard license renewal, use the private key import/export to ensure you can issue a license to your deployed application.
In some circumstances you might want to install Zend Optimizer manually. This article explains how to extract the relevant binaries (PHP extensions) and load them into your PHP.
PHP scripts encoded by Zend Guard that use the PHP constant __FILE__ may suffer from different misbehavior.
When trying to install Zend Studio Client or Zend SafeGuard 4.0 on various Linux systems, the installer crashes: “error while loading shared libraries: libc.so.6: cannot open shared object file: No such file or directory”
Symptom Two types of problems have been reported: Installation is successful with normal user account but fails when run as superuser (root). Installation fails resulting an a JRE error. Error messages Preparing to install… Extracting the JRE from the installer…
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”