How can I preserve previous android intent value when I press the back or up button?

artistest

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May 6, 2016
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I have a list view in the previous intent and when I tap on that it go to the next activity. Now when I press the back button or up button it comes back to the previous activity. But when I tap the list item again it give me run time Unexpectedly app closed error. Please help me.
 

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