UG NX5.0安装问题？？？

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我是Vista HB的操作系统~
; m' r  h8 d, Q/ `安装好了过后，出现一个错误的对话框，具体是：NX initialization Error
' d) w2 _& X5 G; l: e0 J* m8 ]! HInitialization error-ugII_TMP_DIR was set to directory with an invalid (non-ASCII) character.
* |  {/ }! p- l+ Q( m; c  Q' R  ], i
9 X4 K5 k  F" Y4 P4 B% M! S; ^请问该怎么操作啊？？？