[ubuntu] Help unusual problem!!!!!

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http://ubuntuforums.org – Hi everyone I've got a very bad situation. I have a Dell inspiron 15r. It had dual boot windows7 and Ubuntu. I wanted to make a fresh install of both windows and Ubuntu. When i booted win 7 DVD i accidentally deleted the Ubuntu swap partition. Now the laptop doesn't turns on. it's stuck at the boot screen. I even removed the hard disk and tried to connect it to my desktop using sata to USB converter but it's not being detected it's spinning even showing an icon as if there is a USB device connected but no positions showing. I live booted Ubuntu without the hare disk plugged in and it w (Hardware)