Hi there .
I installed the plugin and started installing components required for the plugin following help. When I restarted the server I got error 500. Quick look in to error log gave me the following:
[Sat Jan 22 21:29:19 2011] [error] [client 188.8.131.52] PHP Fatal error: [Zend Optimizer] Zend Optimizer 3.2.8 is incompatible with XCache 1.3.0 in Unknown on line 0
[Sat Jan 22 21:29:19 2011] [error] [client 184.108.40.206] Premature end of script headers: index.php
What can I do?Please help.