买了吗？

你经常使用，是否可以帮我看看我的以下错误怎么修正？非常感谢！

TITLE: this is a test of LCA

    DATA:  File is E:\Backup\XRSXDATA.dat;


    VARIABLE: NAMES are g Y X1-X8 u1-u4;
              USEVARIABLES are Y X1-X8 u1-u4;

    CLASSES = c (2);

    CATEGORICAL = u1-u4;

    ANALYSIS:
    type = mixture;


    MODEL:
    %Overall%;
     c ON X1-X8;
     Y ON X1-X8 u1-u4;

    SAVEDATA:
    File is PPP c(2).dat;

*** ERROR in SAVEDATA command
  The syntax for the FILE option has changed.  Please refer to the
  Mplus User's Guide for available options.

题外话，R免费

很好的主意，赞！！！