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    Nintex Knowledge Base

    Error "Nintex.Workflow.NWException: Failed to set permissions (-2130575276) ... The user does not exist or is not unique"

    When running a workflow, it fails on the "Set Item Permissions" action and the following error is logged on the workflow history page: An error has occurred in "workflow name". Additionally, the SharePoint ULS logs contain the corresponding error related to the above error. ​Nintex.Workflow.NWException: Failed to set permissions (-2130575276). ---> Microsoft.SharePoint.SPException: The user does not exist or is not unique

    Use the Account Name instead of display name when specifying the user or group for the "Set Item Permissions" action.