When i attach pendrive it is showing that "Before opening it need to be format""Do u want to format pendrive?"

namratasharma44

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Aug 1, 2013
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When i m conneting my pen drive it is showing that it need to be formated before opening it need to be format.

U want to format the pendrive ?
"File system doesnt recognise in drive h"

But before 5 min i have connected the pendrive and done some opeartion of copy and paste .
After 5 min whn i start opening this problem is showing.

In that pendrive my valuable data is there so anybody plz help me.