Scenario:
- I have installed Wordpress MU in localhost (local computer).
- I am using Windows XP Operating System.
- I am using WAMP Server.
Problem:

Remember that, Sample Data must be installed prior to the basic Magento Installation. But never mind if you forgot to install sample data before installing Magento.
Here, I will show you how you can install sample data after you have installed Magento.

At first you need to download Smarty from http://smarty.php.net/download.php or you can download it directly from http://chapagain.googlecode.com/files/smarty.zip. Extract the zip file. Rename the extracted folder as ‘smarty’. Then, copy the folder ‘smarty’ to your working directory present inside the root directory of your web server.

Tech Support:
Yes, ma’am, how can I help you?
Customer:
Well, after much consideration, I’ve decided to install Love. Can you guide me through the process?
Tech Support:
Yes, I can help you, are you ready to proceed?

Ok, you installed IIS server in your Windows Operating System.
Then, I suppose you installed .NET Framework.

Problem: can’t create pid file: no such file or directory
I had this problem and had a very tough and frustrating time with it. While I was installing a fresh copy of MySQL 5 in Windows XP, I got this problem. (I was installing it from the installer i.e. setup file.) The server was not starting and ‘error 0′ was displayed. I tried to start the server from the command line by typing “mysqld-nt –console” and then got the error “can’t create pid file: no such file or directory”. It was …