Plz help me to recover my partition

mandarg

Honorable
Aug 29, 2012
1
0
10,510
Hello All i am having a bog problem i had lost my 300 GB data of 2 hard disk 149 GB each. I was trying to install Linux on my PC which was having XP on it. & for that i kept 30 GB unallocated space but when installation starts it deleted all my partitions of Windows and created its own format plz help as i am not able to recover my data?