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Custom Membership Provider issue

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1 posts, 0 answered
  1. Dipin
    Dipin avatar
    1 posts
    10 Dec 2015
    10 Dec 2015
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    After adding a membership provider from the backend when i navigate to(Administration->user) i get the following  error

    Value cannot be null

    Parameter name:key

    with the detail information in the attached screen shot.It would be a great help if someone would  explain in details whats going wrong.

1 posts, 0 answered