Answer 1
Oh, it is so sad that you have lost your whole data after upgrading to snow leopard. Most of the people are facing the problem of data loss after upgrading to snow leopard Mac OS X. Some people find that their iPhoto or iMac application is not working properly and what they had saved in that application all gone away. They reinstall same application and try to recover lost data. If you have backup of all your data then you have not to worry at all but if you haven’t then…it’s a matter of concern. Leave this. I have a perfect solution for your problem. You can use OS X data recovery software. Software easily recovers data which you have been lost after up gradation. Software first recovers all data and shows its preview. From that preview you can restore what you want. It is very simple and easy to use software. First you download the free trial software and then see how efficient is this software is.