Active Directory ユーザーを Tableau Server にインポートするときに、エラー "unexpected error (予期しないエラー)" が発生し、ユーザーのインポートに失敗します。
さらに、次のエラーが vizportal ログに記録されます。
vizportal: ERROR com.tableausoftware.api.webclient.util.BatchedActionExecutor - Exception raised by call target for key <username>: null
java.lang.NullPointerException (vizportal: エラー com.tableausoftware.api.webclient.util.BatchedActionExecutor - キーの呼び出し先による例外の発生 <username>: null java.lang.NullPointerException)
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