Have applied all previous security patches.
I have also tried overwriting the .htaccess and .htaccess.sample files (dated 5/7/2012) from original CE 188.8.131.52 download suggested in other threads.
I have the following error message:
ERROR: Patch can't be applied/reverted successfully.
Anyone has any ideas?
[PROBLEM SORTED] Just tried delete app/code/core/Mage/Admin/sql/admin_setup/upgrade-184.108.40.206-220.127.116.11.php (made a backup copy) and the patch was applied successfully....