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:

. D" a) c  D- H2 g' lERRORack:679 - Unable to obey design constraints
* z6 n1 c& V" u8 L. s; M   (LUTNM=u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/___XLNM___375___Mcompar
   _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_
. A" R( S/ p% ~, C; @6 a   lutdi" (Output Signal =
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
( m) s4 g( D0 t- g  y0 {1 E4 B   utdi)
           LUT symbol
* x* F# H/ l. C( Y   "u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_
( g/ o0 J$ H6 u  c9 R   lut<0>" (Output Signal =
9 J  W3 D5 J: z7 z9 x   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
3 C8 ~) L9 V. T% `* e8 q5 @& s: W   utdi and
   u_CORE/U_JPEG/U_JD/u_JD/U_HD/U_HUFFMAN_TABLE_V/Mcompar_c_mem_sel_cmp_le0002_l
) B' F( W5 X- W   ut<0> are not compatible. The two function generators can not share a LUT
   site.  Please correct the design constraints accordingly.

& D% n# S  B$ y' \" w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??