用ISE10.1跑MAP時發生error出現:ERROR:Pack:679 - Unable to obey design constraints

johngaliano

*.mrp所產生的message如下:

- T1 E0 _3 r3 r5 A5 m4 \ERRORack:679 - Unable to obey design constraints
! d/ ]0 o/ s! v/ y2 S" B, N   (LUTNM=u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/___XLNM___375___Mcompar
$ B4 A9 g# l/ I' e   _c_mem_sel_cmp_le0002_lutdi) which require the combination of the following
   symbols into a single SLICE component:
           LUT symbol
   "u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_
   lutdi" (Output Signal =
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
   utdi)
; s) d% w9 E: F% t           LUT symbol
   "u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_
& K5 _& L% g( d   lut<0>" (Output Signal =
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
   ut<0>)
   Function generators
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
6 x1 G! ^6 z  m   utdi and
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
& v% X+ l( y3 ]# E$ b3 Z8 h' `/ m   ut<0> are not compatible. The two function generators can not share a LUT
   site.  Please correct the design constraints accordingly.
+ o6 A) y2 I# z$ {" b% h7 r* |
7 F# q! \/ H9 s0 j1 R$ T- F一樣的東西在PC跑不會出錯,但在linux跑就出現以上的error,看起來應該不是design的問題,請問有人也遇過相同的問題嗎?該如何避掉呢??