Hi,
I have this error "Server returns something awful on PWD command" when try to upgrade to 1.9.3 from 1.9.2.4.
I try install and uninstall diferent extension with Magento conect and work without problem, also i change all file permision to 777 but don´t solve this problem.
My server is Ubuntu 14 LT, apache 2.4 - event, php-fpm 5.5.9 , mysql 5.6
