各位大神，这个问题怎么解决？

qicuiling

RIPUP_ETCH FALSE;
' z6 f! w- _$ dRIPUP_DELETE_FIRST_SEGMENT FALSE;
RIPUP_RETAIN_BONDWIRE FALSE;
RIPUP_SYMBOLS ALWAYS;
Missing symbol has error FALSE;
* ^9 L/ `3 J5 z! S; _5 WSCHEMATIC_DIRECTORY 'xc4v1x160';
BOARD_DIRECTORY '';
OLD_BOARD_NAME 'E:/works/cadence/sch/6416/sch1/physical/xc4v1x160.brd';
NEW_BOARD_NAME 'E:/works/cadence/sch/6416/sch1/physical/xc4v1x160.brd';

CmdLine: netrev -$ -i xc4v1x160 -l -y 1 E:/works/cadence/sch/6416/sch1/physical/#Taaaaaa07068.tmp
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------ Preparing to read pst files ------

- u- a7 o0 u. G& O3 R) r
#1   ERROR(24) File not found
$ ^) O8 t  ~# C, s/ m1 M+ n* Z     Packager files not found
0 M# ^7 `0 r8 w2 H4 s
#2   ERROR(102) Run stopped because errors were detected
% r( \$ T# E/ [) |) U# c3 }
- n/ i* ^+ |. N+ L) J  Tnetrev run on Apr 2 19:40:44 2016

; L' g) f, B4 [( I" e1 L   COMPILE 'logic'
   CHECK_PIN_NAMES OFF
7 w: u" g+ ~1 V! ?. S2 w: h6 M   CROSS_REFERENCE OFF
   FEEDBACK OFF
   INCREMENTAL OFF
% u$ t: q- l3 \5 d" i   INTERFACE_TYPE PHYSICAL
   MAX_ERRORS 500
   MERGE_MINIMUM 5
  P' {3 O! ^- S2 d4 H   NET_NAME_CHARS '#%&()*+-./:=>?@[]^_`|'
5 `" j9 I7 n3 p& ]9 m% N   NET_NAME_LENGTH 24
! f/ B8 y3 k) _& G. A: d4 Q+ t$ h   OVERSIGHTS ON
  z& _4 Y+ {; t7 [   REPLACE_CHECK OFF
) ]4 s1 X$ l/ T, V" d* z   SINGLE_NODE_NETS ON
   SPLIT_MINIMUM 0
   SUPPRESS   20
4 G1 z' |& [5 E1 m   WARNINGS ON
4 r, m2 T% g% L% A
, p, V( j3 A; Z  2 errors detected
No oversight detected
9 A+ T' _0 u* a8 Z No warning detected
2 M/ p! S7 J$ w. o0 w% |
! S7 _  q' _# S/ Rcpu time      0:00:35
elapsed time  0:00:00