[TYPO3-english] Error on updating from TYPO3 6.1 to 6.2

Hi, I want to update my TYPO3 installation from version 6.1.7 to 6.2.1. I changed the symlink of typo3_src to the new core, deleted the t3lib symlink and called the install tool. I am getting the following error: PHP Fatal error: Undefined class constant 'LOCKING_METHOD_SIMPLE' in

Re: [TYPO3-english] Error on updating from TYPO3 6.1 to 6.2

Okay, it seems that I found the problem: I am using the Zend OpCache and after a restart of the Apache webserver the install tool works now. Am 18.04.2014 15:07, schrieb Chris Müller: Hi, I want to update my TYPO3 installation from version 6.1.7 to 6.2.1. I changed the symlink of typo3_src