How I can assign individual task to my list of users.. i am using "Run

How I can assign individual task to my list of users..
i am using "Run one instance for each assignee " option to assign task task to my user list. It creates multiple task according to my list but all task are visible to every user.
what I want if my list contains 3 users it should create 3 task but each user should able to see one task in his/her tasks tab. right now all 3 task are coming to each user tasks list...
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OriginalPostID-116091

OriginalPostID-116091

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