Magento CE 1.9 Questions and Answers (Part 2)

Magento CE 1.9 Questions and Answers (Part 2)
Its been a couple of months Magento CE 1.9 has been released and many people have tested it in staging as well as live environment. This post follows its trend of picking some latest questions related to CE 1.9 which are mostly faced by users, and their answers as given by the community members.  Today the source is Stack Exchange, lets dive right into it: (Magento 1.9 Questions and Answers Part 1- Click Here) (Magento 1.9 Questions and Answers Part 3- Click Here) Problem 1: Cant Upgrade Magento CE 1.8 to 1.9 After disabling cache and compilation, trying to upgrade from 1.8.1 to version 1.9.0.1 but when checking for upgrades in Magento Connect, it shows version 1.8 and says you already have the latest version…  Answer: Here are the step by step instructions to solve this problem. You need to basically download latest version from http://www.magentocommerce.com/download, and place respective files in adminhtml/default/default/ (1.9). Follow below steps for more details.  Problem 2: htAccess file missing in Magento 1.9 htaccess file is not present in the root of category of server….It is required to setup multilingual site on server… Solution:  You need to download the appropriate version of zip/.bzip/.gz file  which includes the .htaccess file as well. …  Problem 3:  After upgrade to C.E. 1.9, products do not show on home page? The following error message is shown,
Fatal error: Call to a member function getSortedChildren() on a non-object in ..../magento/app/design/frontend/rwd/default/template/catalog/product/list.phtml on line 180
Solution: A quick fix would be to use different template  with following changes,  Problem 4: After upgrading to Magento 1.9, categories are not shown on the frontend… Solution: Set the flag “Include a Navigation Menu” for a category to ‘Yes’, and it will solve the issue. Problem 5: Correct way to customize RWD theme CE 1.9 Solution: Check the following tutorial for detailed answer: http://www.magentocommerce.com/knowledge-base/entry/ee114-ce19-rwd-dev-guide. To Download Magento 1.9 Supported Extensions, please visit our extensions page. Magento Google Maps Store Locator